136752640

素因数分解:

$2^9\times 5^1\times {\mathrm{53419}}^1$

素因数の和:53442

約数の個数: 40

約数和(自身を含む): 327891960

約数和(自身を除く): 191139320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 53419, 106838, 213676, 267095, 427352, 534190, 854704, 1068380, 1709408, 2136760, 3418816, 4273520, 6837632, 8547040, 13675264, 17094080, 27350528, 34188160, 68376320, 136752640]

約数ペア:

[(1, 136752640), (2, 68376320), (4, 34188160), (5, 27350528), (8, 17094080), (10, 13675264), (16, 8547040), (20, 6837632), (32, 4273520), (40, 3418816), (64, 2136760), (80, 1709408), (128, 1068380), (160, 854704), (256, 534190), (320, 427352), (512, 267095), (640, 213676), (1280, 106838), (2560, 53419)]