71576830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17761}}^1$

素因数の和:17812

約数の個数: 32

約数和(自身を含む): 143232768

約数和(自身を除く): 71655938

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 17761, 35522, 88805, 177610, 230893, 461786, 550591, 1101182, 1154465, 2308930, 2752955, 5505910, 7157683, 14315366, 35788415, 71576830]

約数ペア:

[(1, 71576830), (2, 35788415), (5, 14315366), (10, 7157683), (13, 5505910), (26, 2752955), (31, 2308930), (62, 1154465), (65, 1101182), (130, 550591), (155, 461786), (310, 230893), (403, 177610), (806, 88805), (2015, 35522), (4030, 17761)]