81175848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260179}}^1$

素因数の和:260201

約数の個数: 32

約数和(自身を含む): 218551200

約数和(自身を除く): 137375352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 260179, 520358, 780537, 1040716, 1561074, 2081432, 3122148, 3382327, 6244296, 6764654, 10146981, 13529308, 20293962, 27058616, 40587924, 81175848]

約数ペア:

[(1, 81175848), (2, 40587924), (3, 27058616), (4, 20293962), (6, 13529308), (8, 10146981), (12, 6764654), (13, 6244296), (24, 3382327), (26, 3122148), (39, 2081432), (52, 1561074), (78, 1040716), (104, 780537), (156, 520358), (312, 260179)]