30578925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 55274240

約数和(自身を除く): 24695315

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 79, 195, 237, 325, 395, 397, 975, 1027, 1185, 1191, 1975, 1985, 3081, 5135, 5161, 5925, 5955, 9925, 15405, 15483, 25675, 25805, 29775, 31363, 77025, 77415, 94089, 129025, 156815, 387075, 407719, 470445, 784075, 1223157, 2038595, 2352225, 6115785, 10192975, 30578925]

約数ペア:

[(1, 30578925), (3, 10192975), (5, 6115785), (13, 2352225), (15, 2038595), (25, 1223157), (39, 784075), (65, 470445), (75, 407719), (79, 387075), (195, 156815), (237, 129025), (325, 94089), (395, 77415), (397, 77025), (975, 31363), (1027, 29775), (1185, 25805), (1191, 25675), (1975, 15483), (1985, 15405), (3081, 9925), (5135, 5955), (5161, 5925)]