61347560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90217}}^1$

素因数の和:90245

約数の個数: 32

約数和(自身を含む): 146153160

約数和(自身を除く): 84805600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 90217, 180434, 360868, 451085, 721736, 902170, 1533689, 1804340, 3067378, 3608680, 6134756, 7668445, 12269512, 15336890, 30673780, 61347560]

約数ペア:

[(1, 61347560), (2, 30673780), (4, 15336890), (5, 12269512), (8, 7668445), (10, 6134756), (17, 3608680), (20, 3067378), (34, 1804340), (40, 1533689), (68, 902170), (85, 721736), (136, 451085), (170, 360868), (340, 180434), (680, 90217)]