64833400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{10457}}^1$

素因数の和:10504

約数の個数: 48

約数和(自身を含む): 155615040

約数和(自身を除く): 90781640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 10457, 20914, 41828, 52285, 83656, 104570, 209140, 261425, 324167, 418280, 522850, 648334, 1045700, 1296668, 1620835, 2091400, 2593336, 3241670, 6483340, 8104175, 12966680, 16208350, 32416700, 64833400]

約数ペア:

[(1, 64833400), (2, 32416700), (4, 16208350), (5, 12966680), (8, 8104175), (10, 6483340), (20, 3241670), (25, 2593336), (31, 2091400), (40, 1620835), (50, 1296668), (62, 1045700), (100, 648334), (124, 522850), (155, 418280), (200, 324167), (248, 261425), (310, 209140), (620, 104570), (775, 83656), (1240, 52285), (1550, 41828), (3100, 20914), (6200, 10457)]