64268360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123593}}^1$

素因数の和:123617

約数の個数: 32

約数和(自身を含む): 155728440

約数和(自身を除く): 91460080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 123593, 247186, 494372, 617965, 988744, 1235930, 1606709, 2471860, 3213418, 4943720, 6426836, 8033545, 12853672, 16067090, 32134180, 64268360]

約数ペア:

[(1, 64268360), (2, 32134180), (4, 16067090), (5, 12853672), (8, 8033545), (10, 6426836), (13, 4943720), (20, 3213418), (26, 2471860), (40, 1606709), (52, 1235930), (65, 988744), (104, 617965), (130, 494372), (260, 247186), (520, 123593)]