28912600

素因数分解:

$2^3\times 5^2\times {\mathrm{144563}}^1$

素因数の和:144579

約数の個数: 24

約数和(自身を含む): 67222260

約数和(自身を除く): 38309660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 144563, 289126, 578252, 722815, 1156504, 1445630, 2891260, 3614075, 5782520, 7228150, 14456300, 28912600]

約数ペア:

[(1, 28912600), (2, 14456300), (4, 7228150), (5, 5782520), (8, 3614075), (10, 2891260), (20, 1445630), (25, 1156504), (40, 722815), (50, 578252), (100, 289126), (200, 144563)]