99686463680

素因数分解:

$2^6\times 5^1\times {\mathrm{311520199}}^1$

素因数の和:311520216

約数の個数: 28

約数和(自身を含む): 237378392400

約数和(自身を除く): 137691928720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 311520199, 623040398, 1246080796, 1557600995, 2492161592, 3115201990, 4984323184, 6230403980, 9968646368, 12460807960, 19937292736, 24921615920, 49843231840, 99686463680]

約数ペア:

[(1, 99686463680), (2, 49843231840), (4, 24921615920), (5, 19937292736), (8, 12460807960), (10, 9968646368), (16, 6230403980), (20, 4984323184), (32, 3115201990), (40, 2492161592), (64, 1557600995), (80, 1246080796), (160, 623040398), (320, 311520199)]