72435100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 163114560

約数和(自身を除く): 90679460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 79, 100, 106, 158, 173, 212, 265, 316, 346, 395, 530, 692, 790, 865, 1060, 1325, 1580, 1730, 1975, 2650, 3460, 3950, 4187, 4325, 5300, 7900, 8374, 8650, 9169, 13667, 16748, 17300, 18338, 20935, 27334, 36676, 41870, 45845, 54668, 68335, 83740, 91690, 104675, 136670, 183380, 209350, 229225, 273340, 341675, 418700, 458450, 683350, 724351, 916900, 1366700, 1448702, 2897404, 3621755, 7243510, 14487020, 18108775, 36217550, 72435100]

約数ペア:

[(1, 72435100), (2, 36217550), (4, 18108775), (5, 14487020), (10, 7243510), (20, 3621755), (25, 2897404), (50, 1448702), (53, 1366700), (79, 916900), (100, 724351), (106, 683350), (158, 458450), (173, 418700), (212, 341675), (265, 273340), (316, 229225), (346, 209350), (395, 183380), (530, 136670), (692, 104675), (790, 91690), (865, 83740), (1060, 68335), (1325, 54668), (1580, 45845), (1730, 41870), (1975, 36676), (2650, 27334), (3460, 20935), (3950, 18338), (4187, 17300), (4325, 16748), (5300, 13667), (7900, 9169), (8374, 8650)]