648950870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1063}}^1\times {\mathrm{1489}}^1$

素因数の和:2600

約数の個数: 32

約数和(自身を含む): 1198532160

約数和(自身を除く): 549581290

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1063, 1489, 2126, 2978, 5315, 7445, 10630, 14890, 43583, 61049, 87166, 122098, 217915, 305245, 435830, 610490, 1582807, 3165614, 7914035, 15828070, 64895087, 129790174, 324475435, 648950870]

約数ペア:

[(1, 648950870), (2, 324475435), (5, 129790174), (10, 64895087), (41, 15828070), (82, 7914035), (205, 3165614), (410, 1582807), (1063, 610490), (1489, 435830), (2126, 305245), (2978, 217915), (5315, 122098), (7445, 87166), (10630, 61049), (14890, 43583)]