156968170000

素因数分解:

$2^4\times 5^4\times {\mathrm{557}}^1\times {\mathrm{28181}}^1$

素因数の和:28766

約数の個数: 100

約数和(自身を含む): 380731436316

約数和(自身を除く): 223763266316

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 557, 625, 1000, 1114, 1250, 2000, 2228, 2500, 2785, 4456, 5000, 5570, 8912, 10000, 11140, 13925, 22280, 27850, 28181, 44560, 55700, 56362, 69625, 111400, 112724, 139250, 140905, 222800, 225448, 278500, 281810, 348125, 450896, 557000, 563620, 696250, 704525, 1114000, 1127240, 1392500, 1409050, 2254480, 2785000, 2818100, 3522625, 5570000, 5636200, 7045250, 11272400, 14090500, 15696817, 17613125, 28181000, 31393634, 35226250, 56362000, 62787268, 70452500, 78484085, 125574536, 140905000, 156968170, 251149072, 281810000, 313936340, 392420425, 627872680, 784840850, 1255745360, 1569681700, 1962102125, 3139363400, 3924204250, 6278726800, 7848408500, 9810510625, 15696817000, 19621021250, 31393634000, 39242042500, 78484085000, 156968170000]

約数ペア:

[(1, 156968170000), (2, 78484085000), (4, 39242042500), (5, 31393634000), (8, 19621021250), (10, 15696817000), (16, 9810510625), (20, 7848408500), (25, 6278726800), (40, 3924204250), (50, 3139363400), (80, 1962102125), (100, 1569681700), (125, 1255745360), (200, 784840850), (250, 627872680), (400, 392420425), (500, 313936340), (557, 281810000), (625, 251149072), (1000, 156968170), (1114, 140905000), (1250, 125574536), (2000, 78484085), (2228, 70452500), (2500, 62787268), (2785, 56362000), (4456, 35226250), (5000, 31393634), (5570, 28181000), (8912, 17613125), (10000, 15696817), (11140, 14090500), (13925, 11272400), (22280, 7045250), (27850, 5636200), (28181, 5570000), (44560, 3522625), (55700, 2818100), (56362, 2785000), (69625, 2254480), (111400, 1409050), (112724, 1392500), (139250, 1127240), (140905, 1114000), (222800, 704525), (225448, 696250), (278500, 563620), (281810, 557000), (348125, 450896)]