29141000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 81768960

約数和(自身を除く): 52627960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 125, 140, 161, 175, 181, 184, 200, 230, 250, 280, 322, 350, 362, 460, 500, 575, 644, 700, 724, 805, 875, 905, 920, 1000, 1150, 1267, 1288, 1400, 1448, 1610, 1750, 1810, 2300, 2534, 2875, 3220, 3500, 3620, 4025, 4163, 4525, 4600, 5068, 5750, 6335, 6440, 7000, 7240, 8050, 8326, 9050, 10136, 11500, 12670, 16100, 16652, 18100, 20125, 20815, 22625, 23000, 25340, 29141, 31675, 32200, 33304, 36200, 40250, 41630, 45250, 50680, 58282, 63350, 80500, 83260, 90500, 104075, 116564, 126700, 145705, 158375, 161000, 166520, 181000, 208150, 233128, 253400, 291410, 316750, 416300, 520375, 582820, 633500, 728525, 832600, 1040750, 1165640, 1267000, 1457050, 2081500, 2914100, 3642625, 4163000, 5828200, 7285250, 14570500, 29141000]

約数ペア:

[(1, 29141000), (2, 14570500), (4, 7285250), (5, 5828200), (7, 4163000), (8, 3642625), (10, 2914100), (14, 2081500), (20, 1457050), (23, 1267000), (25, 1165640), (28, 1040750), (35, 832600), (40, 728525), (46, 633500), (50, 582820), (56, 520375), (70, 416300), (92, 316750), (100, 291410), (115, 253400), (125, 233128), (140, 208150), (161, 181000), (175, 166520), (181, 161000), (184, 158375), (200, 145705), (230, 126700), (250, 116564), (280, 104075), (322, 90500), (350, 83260), (362, 80500), (460, 63350), (500, 58282), (575, 50680), (644, 45250), (700, 41630), (724, 40250), (805, 36200), (875, 33304), (905, 32200), (920, 31675), (1000, 29141), (1150, 25340), (1267, 23000), (1288, 22625), (1400, 20815), (1448, 20125), (1610, 18100), (1750, 16652), (1810, 16100), (2300, 12670), (2534, 11500), (2875, 10136), (3220, 9050), (3500, 8326), (3620, 8050), (4025, 7240), (4163, 7000), (4525, 6440), (4600, 6335), (5068, 5750)]