28870075000

素因数分解:

$2^3\times 5^5\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:676

約数の個数: 192

約数和(自身を含む): 73383740640

約数和(自身を除く): 44513665640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 211, 250, 260, 325, 421, 422, 500, 520, 625, 650, 842, 844, 1000, 1055, 1250, 1300, 1625, 1684, 1688, 2105, 2110, 2500, 2600, 2743, 3125, 3250, 3368, 4210, 4220, 5000, 5275, 5473, 5486, 6250, 6500, 8125, 8420, 8440, 10525, 10550, 10946, 10972, 12500, 13000, 13715, 16250, 16840, 21050, 21100, 21892, 21944, 25000, 26375, 27365, 27430, 32500, 40625, 42100, 42200, 43784, 52625, 52750, 54730, 54860, 65000, 68575, 81250, 84200, 88831, 105250, 105500, 109460, 109720, 131875, 136825, 137150, 162500, 177662, 210500, 211000, 218920, 263125, 263750, 273650, 274300, 325000, 342875, 355324, 421000, 444155, 526250, 527500, 547300, 548600, 659375, 684125, 685750, 710648, 888310, 1052500, 1055000, 1094600, 1154803, 1315625, 1318750, 1368250, 1371500, 1714375, 1776620, 2105000, 2220775, 2309606, 2631250, 2637500, 2736500, 2743000, 3420625, 3428750, 3553240, 4441550, 4619212, 5262500, 5275000, 5473000, 5774015, 6841250, 6857500, 8571875, 8883100, 9238424, 10525000, 11103875, 11548030, 13682500, 13715000, 17103125, 17143750, 17766200, 22207750, 23096060, 27365000, 28870075, 34206250, 34287500, 44415500, 46192120, 55519375, 57740150, 68412500, 68575000, 88831000, 111038750, 115480300, 136825000, 144350375, 222077500, 230960600, 277596875, 288700750, 444155000, 555193750, 577401500, 721751875, 1110387500, 1154803000, 1443503750, 2220775000, 2887007500, 3608759375, 5774015000, 7217518750, 14435037500, 28870075000]

約数ペア:

[(1, 28870075000), (2, 14435037500), (4, 7217518750), (5, 5774015000), (8, 3608759375), (10, 2887007500), (13, 2220775000), (20, 1443503750), (25, 1154803000), (26, 1110387500), (40, 721751875), (50, 577401500), (52, 555193750), (65, 444155000), (100, 288700750), (104, 277596875), (125, 230960600), (130, 222077500), (200, 144350375), (211, 136825000), (250, 115480300), (260, 111038750), (325, 88831000), (421, 68575000), (422, 68412500), (500, 57740150), (520, 55519375), (625, 46192120), (650, 44415500), (842, 34287500), (844, 34206250), (1000, 28870075), (1055, 27365000), (1250, 23096060), (1300, 22207750), (1625, 17766200), (1684, 17143750), (1688, 17103125), (2105, 13715000), (2110, 13682500), (2500, 11548030), (2600, 11103875), (2743, 10525000), (3125, 9238424), (3250, 8883100), (3368, 8571875), (4210, 6857500), (4220, 6841250), (5000, 5774015), (5275, 5473000), (5473, 5275000), (5486, 5262500), (6250, 4619212), (6500, 4441550), (8125, 3553240), (8420, 3428750), (8440, 3420625), (10525, 2743000), (10550, 2736500), (10946, 2637500), (10972, 2631250), (12500, 2309606), (13000, 2220775), (13715, 2105000), (16250, 1776620), (16840, 1714375), (21050, 1371500), (21100, 1368250), (21892, 1318750), (21944, 1315625), (25000, 1154803), (26375, 1094600), (27365, 1055000), (27430, 1052500), (32500, 888310), (40625, 710648), (42100, 685750), (42200, 684125), (43784, 659375), (52625, 548600), (52750, 547300), (54730, 527500), (54860, 526250), (65000, 444155), (68575, 421000), (81250, 355324), (84200, 342875), (88831, 325000), (105250, 274300), (105500, 273650), (109460, 263750), (109720, 263125), (131875, 218920), (136825, 211000), (137150, 210500), (162500, 177662)]