91242920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73583}}^1$

素因数の和:73625

約数の個数: 32

約数和(自身を含む): 211921920

約数和(自身を除く): 120679000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 73583, 147166, 294332, 367915, 588664, 735830, 1471660, 2281073, 2943320, 4562146, 9124292, 11405365, 18248584, 22810730, 45621460, 91242920]

約数ペア:

[(1, 91242920), (2, 45621460), (4, 22810730), (5, 18248584), (8, 11405365), (10, 9124292), (20, 4562146), (31, 2943320), (40, 2281073), (62, 1471660), (124, 735830), (155, 588664), (248, 367915), (310, 294332), (620, 147166), (1240, 73583)]