80049528040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{64556071}}^1$

素因数の和:64556113

約数の個数: 32

約数和(自身を含む): 185921487360

約数和(自身を除く): 105871959320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 64556071, 129112142, 258224284, 322780355, 516448568, 645560710, 1291121420, 2001238201, 2582242840, 4002476402, 8004952804, 10006191005, 16009905608, 20012382010, 40024764020, 80049528040]

約数ペア:

[(1, 80049528040), (2, 40024764020), (4, 20012382010), (5, 16009905608), (8, 10006191005), (10, 8004952804), (20, 4002476402), (31, 2582242840), (40, 2001238201), (62, 1291121420), (124, 645560710), (155, 516448568), (248, 322780355), (310, 258224284), (620, 129112142), (1240, 64556071)]