91742920

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{14071}}^1$

素因数の和:14245

約数の個数: 32

約数和(自身を含む): 207702720

約数和(自身を除く): 115959800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 14071, 28142, 56284, 70355, 112568, 140710, 281420, 562840, 2293573, 4587146, 9174292, 11467865, 18348584, 22935730, 45871460, 91742920]

約数ペア:

[(1, 91742920), (2, 45871460), (4, 22935730), (5, 18348584), (8, 11467865), (10, 9174292), (20, 4587146), (40, 2293573), (163, 562840), (326, 281420), (652, 140710), (815, 112568), (1304, 70355), (1630, 56284), (3260, 28142), (6520, 14071)]