80501800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23677}}^1$

素因数の和:23710

約数の個数: 48

約数和(自身を含む): 198184860

約数和(自身を除く): 117683060

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 23677, 47354, 94708, 118385, 189416, 236770, 402509, 473540, 591925, 805018, 947080, 1183850, 1610036, 2012545, 2367700, 3220072, 4025090, 4735400, 8050180, 10062725, 16100360, 20125450, 40250900, 80501800]

約数ペア:

[(1, 80501800), (2, 40250900), (4, 20125450), (5, 16100360), (8, 10062725), (10, 8050180), (17, 4735400), (20, 4025090), (25, 3220072), (34, 2367700), (40, 2012545), (50, 1610036), (68, 1183850), (85, 947080), (100, 805018), (136, 591925), (170, 473540), (200, 402509), (340, 236770), (425, 189416), (680, 118385), (850, 94708), (1700, 47354), (3400, 23677)]