64549160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{124133}}^1$

素因数の和:124157

約数の個数: 32

約数和(自身を含む): 156408840

約数和(自身を除く): 91859680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 124133, 248266, 496532, 620665, 993064, 1241330, 1613729, 2482660, 3227458, 4965320, 6454916, 8068645, 12909832, 16137290, 32274580, 64549160]

約数ペア:

[(1, 64549160), (2, 32274580), (4, 16137290), (5, 12909832), (8, 8068645), (10, 6454916), (13, 4965320), (20, 3227458), (26, 2482660), (40, 1613729), (52, 1241330), (65, 993064), (104, 620665), (130, 496532), (260, 248266), (520, 124133)]