77489260

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9203}}^1$

素因数の和:9633

約数の個数: 24

約数和(自身を含む): 163131696

約数和(自身を除く): 85642436

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 9203, 18406, 36812, 46015, 92030, 184060, 3874463, 7748926, 15497852, 19372315, 38744630, 77489260]

約数ペア:

[(1, 77489260), (2, 38744630), (4, 19372315), (5, 15497852), (10, 7748926), (20, 3874463), (421, 184060), (842, 92030), (1684, 46015), (2105, 36812), (4210, 18406), (8420, 9203)]