61327100

素因数分解:

$2^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{1229}}^1$

素因数の和:1742

約数の個数: 36

約数和(自身を含む): 133455000

約数和(自身を除く): 72127900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 499, 998, 1229, 1996, 2458, 2495, 4916, 4990, 6145, 9980, 12290, 12475, 24580, 24950, 30725, 49900, 61450, 122900, 613271, 1226542, 2453084, 3066355, 6132710, 12265420, 15331775, 30663550, 61327100]

約数ペア:

[(1, 61327100), (2, 30663550), (4, 15331775), (5, 12265420), (10, 6132710), (20, 3066355), (25, 2453084), (50, 1226542), (100, 613271), (499, 122900), (998, 61450), (1229, 49900), (1996, 30725), (2458, 24950), (2495, 24580), (4916, 12475), (4990, 12290), (6145, 9980)]