31124960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11443}}^1$

素因数の和:11475

約数の個数: 48

約数和(自身を含む): 77864976

約数和(自身を除く): 46740016

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11443, 22886, 45772, 57215, 91544, 114430, 183088, 194531, 228860, 366176, 389062, 457720, 778124, 915440, 972655, 1556248, 1830880, 1945310, 3112496, 3890620, 6224992, 7781240, 15562480, 31124960]

約数ペア:

[(1, 31124960), (2, 15562480), (4, 7781240), (5, 6224992), (8, 3890620), (10, 3112496), (16, 1945310), (17, 1830880), (20, 1556248), (32, 972655), (34, 915440), (40, 778124), (68, 457720), (80, 389062), (85, 366176), (136, 228860), (160, 194531), (170, 183088), (272, 114430), (340, 91544), (544, 57215), (680, 45772), (1360, 22886), (2720, 11443)]