61702760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31481}}^1$

素因数の和:31506

約数の個数: 48

約数和(自身を含む): 161502660

約数和(自身を除く): 99799900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 31481, 62962, 125924, 157405, 220367, 251848, 314810, 440734, 629620, 881468, 1101835, 1259240, 1542569, 1762936, 2203670, 3085138, 4407340, 6170276, 7712845, 8814680, 12340552, 15425690, 30851380, 61702760]

約数ペア:

[(1, 61702760), (2, 30851380), (4, 15425690), (5, 12340552), (7, 8814680), (8, 7712845), (10, 6170276), (14, 4407340), (20, 3085138), (28, 2203670), (35, 1762936), (40, 1542569), (49, 1259240), (56, 1101835), (70, 881468), (98, 629620), (140, 440734), (196, 314810), (245, 251848), (280, 220367), (392, 157405), (490, 125924), (980, 62962), (1960, 31481)]