74481860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 162736560

約数和(自身を除く): 88254700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 281, 290, 457, 562, 580, 914, 1124, 1405, 1828, 2285, 2810, 4570, 5620, 8149, 9140, 13253, 16298, 26506, 32596, 40745, 53012, 66265, 81490, 128417, 132530, 162980, 256834, 265060, 513668, 642085, 1284170, 2568340, 3724093, 7448186, 14896372, 18620465, 37240930, 74481860]

約数ペア:

[(1, 74481860), (2, 37240930), (4, 18620465), (5, 14896372), (10, 7448186), (20, 3724093), (29, 2568340), (58, 1284170), (116, 642085), (145, 513668), (281, 265060), (290, 256834), (457, 162980), (562, 132530), (580, 128417), (914, 81490), (1124, 66265), (1405, 53012), (1828, 40745), (2285, 32596), (2810, 26506), (4570, 16298), (5620, 13253), (8149, 9140)]