81127744

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:543

約数の個数: 56

約数和(自身を含む): 168217088

約数和(自身を除く): 87089344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 206, 248, 397, 412, 496, 794, 824, 992, 1588, 1648, 1984, 3176, 3193, 3296, 6352, 6386, 6592, 12307, 12704, 12772, 24614, 25408, 25544, 40891, 49228, 51088, 81782, 98456, 102176, 163564, 196912, 204352, 327128, 393824, 654256, 787648, 1267621, 1308512, 2535242, 2617024, 5070484, 10140968, 20281936, 40563872, 81127744]

約数ペア:

[(1, 81127744), (2, 40563872), (4, 20281936), (8, 10140968), (16, 5070484), (31, 2617024), (32, 2535242), (62, 1308512), (64, 1267621), (103, 787648), (124, 654256), (206, 393824), (248, 327128), (397, 204352), (412, 196912), (496, 163564), (794, 102176), (824, 98456), (992, 81782), (1588, 51088), (1648, 49228), (1984, 40891), (3176, 25544), (3193, 25408), (3296, 24614), (6352, 12772), (6386, 12704), (6592, 12307)]