17227925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 25831680

約数和(自身を除く): 8603755

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 79, 143, 275, 305, 325, 395, 671, 715, 793, 869, 1027, 1525, 1975, 3355, 3575, 3965, 4345, 4819, 5135, 8723, 11297, 16775, 19825, 21725, 24095, 25675, 43615, 53009, 56485, 62647, 120475, 218075, 265045, 282425, 313235, 689117, 1325225, 1566175, 3445585, 17227925]

約数ペア:

[(1, 17227925), (5, 3445585), (11, 1566175), (13, 1325225), (25, 689117), (55, 313235), (61, 282425), (65, 265045), (79, 218075), (143, 120475), (275, 62647), (305, 56485), (325, 53009), (395, 43615), (671, 25675), (715, 24095), (793, 21725), (869, 19825), (1027, 16775), (1525, 11297), (1975, 8723), (3355, 5135), (3575, 4819), (3965, 4345)]