8127185680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3277091}}^1$

素因数の和:3277135

約数の個数: 40

約数和(自身を含む): 19505251584

約数和(自身を除く): 11378065904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3277091, 6554182, 13108364, 16385455, 26216728, 32770910, 52433456, 65541820, 101589821, 131083640, 203179642, 262167280, 406359284, 507949105, 812718568, 1015898210, 1625437136, 2031796420, 4063592840, 8127185680]

約数ペア:

[(1, 8127185680), (2, 4063592840), (4, 2031796420), (5, 1625437136), (8, 1015898210), (10, 812718568), (16, 507949105), (20, 406359284), (31, 262167280), (40, 203179642), (62, 131083640), (80, 101589821), (124, 65541820), (155, 52433456), (248, 32770910), (310, 26216728), (496, 16385455), (620, 13108364), (1240, 6554182), (2480, 3277091)]