30888100

素因数分解:

$2^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{619}}^1$

素因数の和:1132

約数の個数: 36

約数和(自身を含む): 67270000

約数和(自身を除く): 36381900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 499, 619, 998, 1238, 1996, 2476, 2495, 3095, 4990, 6190, 9980, 12380, 12475, 15475, 24950, 30950, 49900, 61900, 308881, 617762, 1235524, 1544405, 3088810, 6177620, 7722025, 15444050, 30888100]

約数ペア:

[(1, 30888100), (2, 15444050), (4, 7722025), (5, 6177620), (10, 3088810), (20, 1544405), (25, 1235524), (50, 617762), (100, 308881), (499, 61900), (619, 49900), (998, 30950), (1238, 24950), (1996, 15475), (2476, 12475), (2495, 12380), (3095, 9980), (4990, 6190)]