80258620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{661}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 182171808

約数和(自身を除く): 101913188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 467, 661, 934, 1322, 1868, 2335, 2644, 3305, 4670, 6071, 6610, 8593, 9340, 12142, 13220, 17186, 24284, 30355, 34372, 42965, 60710, 85930, 121420, 171860, 308687, 617374, 1234748, 1543435, 3086870, 4012931, 6173740, 8025862, 16051724, 20064655, 40129310, 80258620]

約数ペア:

[(1, 80258620), (2, 40129310), (4, 20064655), (5, 16051724), (10, 8025862), (13, 6173740), (20, 4012931), (26, 3086870), (52, 1543435), (65, 1234748), (130, 617374), (260, 308687), (467, 171860), (661, 121420), (934, 85930), (1322, 60710), (1868, 42965), (2335, 34372), (2644, 30355), (3305, 24284), (4670, 17186), (6071, 13220), (6610, 12142), (8593, 9340)]