7156825

素因数分解:

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

素因数の和:122

約数の個数: 36

約数和(自身を含む): 10251948

約数和(自身を除く): 3095123

約数列:

[1, 5, 13, 19, 25, 61, 65, 95, 247, 305, 325, 361, 475, 793, 1159, 1235, 1525, 1805, 3965, 4693, 5795, 6175, 9025, 15067, 19825, 22021, 23465, 28975, 75335, 110105, 117325, 286273, 376675, 550525, 1431365, 7156825]

約数ペア:

[(1, 7156825), (5, 1431365), (13, 550525), (19, 376675), (25, 286273), (61, 117325), (65, 110105), (95, 75335), (247, 28975), (305, 23465), (325, 22021), (361, 19825), (475, 15067), (793, 9025), (1159, 6175), (1235, 5795), (1525, 4693), (1805, 3965)]