64564240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62081}}^1$

素因数の和:62107

約数の個数: 40

約数和(自身を含む): 161661528

約数和(自身を除く): 97097288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 62081, 124162, 248324, 310405, 496648, 620810, 807053, 993296, 1241620, 1614106, 2483240, 3228212, 4035265, 4966480, 6456424, 8070530, 12912848, 16141060, 32282120, 64564240]

約数ペア:

[(1, 64564240), (2, 32282120), (4, 16141060), (5, 12912848), (8, 8070530), (10, 6456424), (13, 4966480), (16, 4035265), (20, 3228212), (26, 2483240), (40, 1614106), (52, 1241620), (65, 993296), (80, 807053), (104, 620810), (130, 496648), (208, 310405), (260, 248324), (520, 124162), (1040, 62081)]