80489500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 227485440

約数和(自身を除く): 146995940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 29, 35, 50, 52, 58, 61, 65, 70, 91, 100, 116, 122, 125, 130, 140, 145, 175, 182, 203, 244, 250, 260, 290, 305, 325, 350, 364, 377, 406, 427, 455, 500, 580, 610, 650, 700, 725, 754, 793, 812, 854, 875, 910, 1015, 1220, 1300, 1450, 1508, 1525, 1586, 1625, 1708, 1750, 1769, 1820, 1885, 2030, 2135, 2275, 2639, 2900, 3050, 3172, 3250, 3500, 3538, 3625, 3770, 3965, 4060, 4270, 4550, 5075, 5278, 5551, 6100, 6500, 7076, 7250, 7540, 7625, 7930, 8540, 8845, 9100, 9425, 10150, 10556, 10675, 11102, 11375, 12383, 13195, 14500, 15250, 15860, 17690, 18850, 19825, 20300, 21350, 22204, 22750, 22997, 24766, 25375, 26390, 27755, 30500, 35380, 37700, 39650, 42700, 44225, 45500, 45994, 47125, 49532, 50750, 52780, 53375, 55510, 61915, 65975, 79300, 88450, 91988, 94250, 99125, 101500, 106750, 111020, 114985, 123830, 131950, 138775, 160979, 176900, 188500, 198250, 213500, 221125, 229970, 247660, 263900, 277550, 309575, 321958, 329875, 396500, 442250, 459940, 555100, 574925, 619150, 643916, 659750, 693875, 804895, 884500, 1149850, 1238300, 1319500, 1387750, 1547875, 1609790, 2299700, 2775500, 2874625, 3095750, 3219580, 4024475, 5749250, 6191500, 8048950, 11498500, 16097900, 20122375, 40244750, 80489500]

約数ペア:

[(1, 80489500), (2, 40244750), (4, 20122375), (5, 16097900), (7, 11498500), (10, 8048950), (13, 6191500), (14, 5749250), (20, 4024475), (25, 3219580), (26, 3095750), (28, 2874625), (29, 2775500), (35, 2299700), (50, 1609790), (52, 1547875), (58, 1387750), (61, 1319500), (65, 1238300), (70, 1149850), (91, 884500), (100, 804895), (116, 693875), (122, 659750), (125, 643916), (130, 619150), (140, 574925), (145, 555100), (175, 459940), (182, 442250), (203, 396500), (244, 329875), (250, 321958), (260, 309575), (290, 277550), (305, 263900), (325, 247660), (350, 229970), (364, 221125), (377, 213500), (406, 198250), (427, 188500), (455, 176900), (500, 160979), (580, 138775), (610, 131950), (650, 123830), (700, 114985), (725, 111020), (754, 106750), (793, 101500), (812, 99125), (854, 94250), (875, 91988), (910, 88450), (1015, 79300), (1220, 65975), (1300, 61915), (1450, 55510), (1508, 53375), (1525, 52780), (1586, 50750), (1625, 49532), (1708, 47125), (1750, 45994), (1769, 45500), (1820, 44225), (1885, 42700), (2030, 39650), (2135, 37700), (2275, 35380), (2639, 30500), (2900, 27755), (3050, 26390), (3172, 25375), (3250, 24766), (3500, 22997), (3538, 22750), (3625, 22204), (3770, 21350), (3965, 20300), (4060, 19825), (4270, 18850), (4550, 17690), (5075, 15860), (5278, 15250), (5551, 14500), (6100, 13195), (6500, 12383), (7076, 11375), (7250, 11102), (7540, 10675), (7625, 10556), (7930, 10150), (8540, 9425), (8845, 9100)]