74832680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143909}}^1$

素因数の和:143933

約数の個数: 32

約数和(自身を含む): 181326600

約数和(自身を除く): 106493920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 143909, 287818, 575636, 719545, 1151272, 1439090, 1870817, 2878180, 3741634, 5756360, 7483268, 9354085, 14966536, 18708170, 37416340, 74832680]

約数ペア:

[(1, 74832680), (2, 37416340), (4, 18708170), (5, 14966536), (8, 9354085), (10, 7483268), (13, 5756360), (20, 3741634), (26, 2878180), (40, 1870817), (52, 1439090), (65, 1151272), (104, 719545), (130, 575636), (260, 287818), (520, 143909)]