90618064

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{20899}}^1$

素因数の和:21178

約数の個数: 20

約数和(自身を含む): 176228800

約数和(自身を除く): 85610736

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 20899, 41798, 83596, 167192, 334384, 5663629, 11327258, 22654516, 45309032, 90618064]

約数ペア:

[(1, 90618064), (2, 45309032), (4, 22654516), (8, 11327258), (16, 5663629), (271, 334384), (542, 167192), (1084, 83596), (2168, 41798), (4336, 20899)]