61883860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 134265600

約数和(自身を除く): 72381740

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 739, 790, 1060, 1478, 1580, 2956, 3695, 4187, 7390, 8374, 14780, 16748, 20935, 39167, 41870, 58381, 78334, 83740, 116762, 156668, 195835, 233524, 291905, 391670, 583810, 783340, 1167620, 3094193, 6188386, 12376772, 15470965, 30941930, 61883860]

約数ペア:

[(1, 61883860), (2, 30941930), (4, 15470965), (5, 12376772), (10, 6188386), (20, 3094193), (53, 1167620), (79, 783340), (106, 583810), (158, 391670), (212, 291905), (265, 233524), (316, 195835), (395, 156668), (530, 116762), (739, 83740), (790, 78334), (1060, 58381), (1478, 41870), (1580, 39167), (2956, 20935), (3695, 16748), (4187, 14780), (7390, 8374)]