64193900

素因数分解:

$2^2\times 5^2\times {\mathrm{691}}^1\times {\mathrm{929}}^1$

素因数の和:1634

約数の個数: 36

約数和(自身を含む): 139652520

約数和(自身を除く): 75458620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 691, 929, 1382, 1858, 2764, 3455, 3716, 4645, 6910, 9290, 13820, 17275, 18580, 23225, 34550, 46450, 69100, 92900, 641939, 1283878, 2567756, 3209695, 6419390, 12838780, 16048475, 32096950, 64193900]

約数ペア:

[(1, 64193900), (2, 32096950), (4, 16048475), (5, 12838780), (10, 6419390), (20, 3209695), (25, 2567756), (50, 1283878), (100, 641939), (691, 92900), (929, 69100), (1382, 46450), (1858, 34550), (2764, 23225), (3455, 18580), (3716, 17275), (4645, 13820), (6910, 9290)]