87917488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1325

約数の個数: 40

約数和(自身を含む): 177111680

約数和(自身を除く): 89194192

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 157, 248, 314, 496, 628, 1129, 1256, 2258, 2512, 4516, 4867, 9032, 9734, 18064, 19468, 34999, 38936, 69998, 77872, 139996, 177253, 279992, 354506, 559984, 709012, 1418024, 2836048, 5494843, 10989686, 21979372, 43958744, 87917488]

約数ペア:

[(1, 87917488), (2, 43958744), (4, 21979372), (8, 10989686), (16, 5494843), (31, 2836048), (62, 1418024), (124, 709012), (157, 559984), (248, 354506), (314, 279992), (496, 177253), (628, 139996), (1129, 77872), (1256, 69998), (2258, 38936), (2512, 34999), (4516, 19468), (4867, 18064), (9032, 9734)]