66152840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127217}}^1$

素因数の和:127241

約数の個数: 32

約数和(自身を含む): 160294680

約数和(自身を除く): 94141840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 127217, 254434, 508868, 636085, 1017736, 1272170, 1653821, 2544340, 3307642, 5088680, 6615284, 8269105, 13230568, 16538210, 33076420, 66152840]

約数ペア:

[(1, 66152840), (2, 33076420), (4, 16538210), (5, 13230568), (8, 8269105), (10, 6615284), (13, 5088680), (20, 3307642), (26, 2544340), (40, 1653821), (52, 1272170), (65, 1017736), (104, 636085), (130, 508868), (260, 254434), (520, 127217)]