63558280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16381}}^1$

素因数の和:16489

約数の個数: 32

約数和(自身を含む): 144489240

約数和(自身を除く): 80930960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 16381, 32762, 65524, 81905, 131048, 163810, 327620, 655240, 1588957, 3177914, 6355828, 7944785, 12711656, 15889570, 31779140, 63558280]

約数ペア:

[(1, 63558280), (2, 31779140), (4, 15889570), (5, 12711656), (8, 7944785), (10, 6355828), (20, 3177914), (40, 1588957), (97, 655240), (194, 327620), (388, 163810), (485, 131048), (776, 81905), (970, 65524), (1940, 32762), (3880, 16381)]