40322816

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{5081}}^1$

素因数の和:5128

約数の個数: 36

約数和(自身を含む): 83100864

約数和(自身を除く): 42778048

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 5081, 7936, 10162, 20324, 40648, 81296, 157511, 162592, 315022, 325184, 630044, 650368, 1260088, 1300736, 2520176, 5040352, 10080704, 20161408, 40322816]

約数ペア:

[(1, 40322816), (2, 20161408), (4, 10080704), (8, 5040352), (16, 2520176), (31, 1300736), (32, 1260088), (62, 650368), (64, 630044), (124, 325184), (128, 315022), (248, 162592), (256, 157511), (496, 81296), (992, 40648), (1984, 20324), (3968, 10162), (5081, 7936)]