156698720

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23887}}^1$

素因数の和:23943

約数の個数: 48

約数和(自身を含む): 379245888

約数和(自身を除く): 222547168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 23887, 47774, 95548, 119435, 191096, 238870, 382192, 477740, 764384, 955480, 979367, 1910960, 1958734, 3821920, 3917468, 4896835, 7834936, 9793670, 15669872, 19587340, 31339744, 39174680, 78349360, 156698720]

約数ペア:

[(1, 156698720), (2, 78349360), (4, 39174680), (5, 31339744), (8, 19587340), (10, 15669872), (16, 9793670), (20, 7834936), (32, 4896835), (40, 3917468), (41, 3821920), (80, 1958734), (82, 1910960), (160, 979367), (164, 955480), (205, 764384), (328, 477740), (410, 382192), (656, 238870), (820, 191096), (1312, 119435), (1640, 95548), (3280, 47774), (6560, 23887)]