8175700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 20172320

約数和(自身を除く): 11996620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 331, 380, 475, 494, 650, 662, 950, 988, 1235, 1300, 1324, 1655, 1900, 2470, 3310, 4303, 4940, 6175, 6289, 6620, 8275, 8606, 12350, 12578, 16550, 17212, 21515, 24700, 25156, 31445, 33100, 43030, 62890, 81757, 86060, 107575, 125780, 157225, 163514, 215150, 314450, 327028, 408785, 430300, 628900, 817570, 1635140, 2043925, 4087850, 8175700]

約数ペア:

[(1, 8175700), (2, 4087850), (4, 2043925), (5, 1635140), (10, 817570), (13, 628900), (19, 430300), (20, 408785), (25, 327028), (26, 314450), (38, 215150), (50, 163514), (52, 157225), (65, 125780), (76, 107575), (95, 86060), (100, 81757), (130, 62890), (190, 43030), (247, 33100), (260, 31445), (325, 25156), (331, 24700), (380, 21515), (475, 17212), (494, 16550), (650, 12578), (662, 12350), (950, 8606), (988, 8275), (1235, 6620), (1300, 6289), (1324, 6175), (1655, 4940), (1900, 4303), (2470, 3310)]