8405150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 17175984

約数和(自身を除く): 8770834

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 193, 325, 335, 386, 650, 670, 871, 965, 1675, 1742, 1930, 2509, 3350, 4355, 4825, 5018, 8710, 9650, 12545, 12931, 21775, 25090, 25862, 43550, 62725, 64655, 125450, 129310, 168103, 323275, 336206, 646550, 840515, 1681030, 4202575, 8405150]

約数ペア:

[(1, 8405150), (2, 4202575), (5, 1681030), (10, 840515), (13, 646550), (25, 336206), (26, 323275), (50, 168103), (65, 129310), (67, 125450), (130, 64655), (134, 62725), (193, 43550), (325, 25862), (335, 25090), (386, 21775), (650, 12931), (670, 12545), (871, 9650), (965, 8710), (1675, 5018), (1742, 4825), (1930, 4355), (2509, 3350)]