101294980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{821}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 220953600

約数和(自身を除く): 119658620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 199, 310, 398, 620, 796, 821, 995, 1642, 1990, 3284, 3980, 4105, 6169, 8210, 12338, 16420, 24676, 25451, 30845, 50902, 61690, 101804, 123380, 127255, 163379, 254510, 326758, 509020, 653516, 816895, 1633790, 3267580, 5064749, 10129498, 20258996, 25323745, 50647490, 101294980]

約数ペア:

[(1, 101294980), (2, 50647490), (4, 25323745), (5, 20258996), (10, 10129498), (20, 5064749), (31, 3267580), (62, 1633790), (124, 816895), (155, 653516), (199, 509020), (310, 326758), (398, 254510), (620, 163379), (796, 127255), (821, 123380), (995, 101804), (1642, 61690), (1990, 50902), (3284, 30845), (3980, 25451), (4105, 24676), (6169, 16420), (8210, 12338)]