79618540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 173585664

約数和(自身を除く): 93967124

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 281, 310, 457, 562, 620, 914, 1124, 1405, 1828, 2285, 2810, 4570, 5620, 8711, 9140, 14167, 17422, 28334, 34844, 43555, 56668, 70835, 87110, 128417, 141670, 174220, 256834, 283340, 513668, 642085, 1284170, 2568340, 3980927, 7961854, 15923708, 19904635, 39809270, 79618540]

約数ペア:

[(1, 79618540), (2, 39809270), (4, 19904635), (5, 15923708), (10, 7961854), (20, 3980927), (31, 2568340), (62, 1284170), (124, 642085), (155, 513668), (281, 283340), (310, 256834), (457, 174220), (562, 141670), (620, 128417), (914, 87110), (1124, 70835), (1405, 56668), (1828, 43555), (2285, 34844), (2810, 28334), (4570, 17422), (5620, 14167), (8711, 9140)]