25420868930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{15581}}^1$

素因数の和:15915

約数の個数: 64

約数和(自身を含む): 49902289920

約数和(自身を除く): 24481420990

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 277, 310, 554, 589, 1178, 1385, 2770, 2945, 5263, 5890, 8587, 10526, 15581, 17174, 26315, 31162, 42935, 52630, 77905, 85870, 155810, 163153, 296039, 326306, 483011, 592078, 815765, 966022, 1480195, 1631530, 2415055, 2960390, 4315937, 4830110, 8631874, 9177209, 18354418, 21579685, 43159370, 45886045, 82002803, 91772090, 133794047, 164005606, 267588094, 410014015, 668970235, 820028030, 1337940470, 2542086893, 5084173786, 12710434465, 25420868930]

約数ペア:

[(1, 25420868930), (2, 12710434465), (5, 5084173786), (10, 2542086893), (19, 1337940470), (31, 820028030), (38, 668970235), (62, 410014015), (95, 267588094), (155, 164005606), (190, 133794047), (277, 91772090), (310, 82002803), (554, 45886045), (589, 43159370), (1178, 21579685), (1385, 18354418), (2770, 9177209), (2945, 8631874), (5263, 4830110), (5890, 4315937), (8587, 2960390), (10526, 2415055), (15581, 1631530), (17174, 1480195), (26315, 966022), (31162, 815765), (42935, 592078), (52630, 483011), (77905, 326306), (85870, 296039), (155810, 163153)]