81452008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1621}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 167001120

約数和(自身を除く): 85549112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 571, 1142, 1621, 2284, 3242, 4568, 6281, 6484, 12562, 12968, 17831, 25124, 35662, 50248, 71324, 142648, 925591, 1851182, 3702364, 7404728, 10181501, 20363002, 40726004, 81452008]

約数ペア:

[(1, 81452008), (2, 40726004), (4, 20363002), (8, 10181501), (11, 7404728), (22, 3702364), (44, 1851182), (88, 925591), (571, 142648), (1142, 71324), (1621, 50248), (2284, 35662), (3242, 25124), (4568, 17831), (6281, 12968), (6484, 12562)]