70275800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 194652720

約数和(自身を除く): 124376920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 71, 98, 100, 101, 140, 142, 175, 196, 200, 202, 245, 280, 284, 350, 355, 392, 404, 490, 497, 505, 568, 700, 707, 710, 808, 980, 994, 1010, 1225, 1400, 1414, 1420, 1775, 1960, 1988, 2020, 2450, 2485, 2525, 2828, 2840, 3479, 3535, 3550, 3976, 4040, 4900, 4949, 4970, 5050, 5656, 6958, 7070, 7100, 7171, 9800, 9898, 9940, 10100, 12425, 13916, 14140, 14200, 14342, 17395, 17675, 19796, 19880, 20200, 24745, 24850, 27832, 28280, 28684, 34790, 35350, 35855, 39592, 49490, 49700, 50197, 57368, 69580, 70700, 71710, 86975, 98980, 99400, 100394, 123725, 139160, 141400, 143420, 173950, 179275, 197960, 200788, 247450, 250985, 286840, 347900, 351379, 358550, 401576, 494900, 501970, 695800, 702758, 717100, 989800, 1003940, 1254925, 1405516, 1434200, 1756895, 2007880, 2509850, 2811032, 3513790, 5019700, 7027580, 8784475, 10039400, 14055160, 17568950, 35137900, 70275800]

約数ペア:

[(1, 70275800), (2, 35137900), (4, 17568950), (5, 14055160), (7, 10039400), (8, 8784475), (10, 7027580), (14, 5019700), (20, 3513790), (25, 2811032), (28, 2509850), (35, 2007880), (40, 1756895), (49, 1434200), (50, 1405516), (56, 1254925), (70, 1003940), (71, 989800), (98, 717100), (100, 702758), (101, 695800), (140, 501970), (142, 494900), (175, 401576), (196, 358550), (200, 351379), (202, 347900), (245, 286840), (280, 250985), (284, 247450), (350, 200788), (355, 197960), (392, 179275), (404, 173950), (490, 143420), (497, 141400), (505, 139160), (568, 123725), (700, 100394), (707, 99400), (710, 98980), (808, 86975), (980, 71710), (994, 70700), (1010, 69580), (1225, 57368), (1400, 50197), (1414, 49700), (1420, 49490), (1775, 39592), (1960, 35855), (1988, 35350), (2020, 34790), (2450, 28684), (2485, 28280), (2525, 27832), (2828, 24850), (2840, 24745), (3479, 20200), (3535, 19880), (3550, 19796), (3976, 17675), (4040, 17395), (4900, 14342), (4949, 14200), (4970, 14140), (5050, 13916), (5656, 12425), (6958, 10100), (7070, 9940), (7100, 9898), (7171, 9800)]