91009520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{162517}}^1$

素因数の和:162537

約数の個数: 40

約数和(自身を含む): 241826784

約数和(自身を除く): 150817264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 162517, 325034, 650068, 812585, 1137619, 1300136, 1625170, 2275238, 2600272, 3250340, 4550476, 5688095, 6500680, 9100952, 11376190, 13001360, 18201904, 22752380, 45504760, 91009520]

約数ペア:

[(1, 91009520), (2, 45504760), (4, 22752380), (5, 18201904), (7, 13001360), (8, 11376190), (10, 9100952), (14, 6500680), (16, 5688095), (20, 4550476), (28, 3250340), (35, 2600272), (40, 2275238), (56, 1625170), (70, 1300136), (80, 1137619), (112, 812585), (140, 650068), (280, 325034), (560, 162517)]