4143425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 6457920

約数和(自身を除く): 2314495

約数列:

[1, 5, 11, 13, 19, 25, 55, 61, 65, 95, 143, 209, 247, 275, 305, 325, 475, 671, 715, 793, 1045, 1159, 1235, 1525, 2717, 3355, 3575, 3965, 5225, 5795, 6175, 8723, 12749, 13585, 15067, 16775, 19825, 28975, 43615, 63745, 67925, 75335, 165737, 218075, 318725, 376675, 828685, 4143425]

約数ペア:

[(1, 4143425), (5, 828685), (11, 376675), (13, 318725), (19, 218075), (25, 165737), (55, 75335), (61, 67925), (65, 63745), (95, 43615), (143, 28975), (209, 19825), (247, 16775), (275, 15067), (305, 13585), (325, 12749), (475, 8723), (671, 6175), (715, 5795), (793, 5225), (1045, 3965), (1159, 3575), (1235, 3355), (1525, 2717)]