156639825

素因数分解:

$3^4\times 5^2\times {\mathrm{103}}^1\times {\mathrm{751}}^1$

素因数の和:876

約数の個数: 60

約数和(自身を含む): 293358208

約数和(自身を除く): 136718383

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 103, 135, 225, 309, 405, 515, 675, 751, 927, 1545, 2025, 2253, 2575, 2781, 3755, 4635, 6759, 7725, 8343, 11265, 13905, 18775, 20277, 23175, 33795, 41715, 56325, 60831, 69525, 77353, 101385, 168975, 208575, 232059, 304155, 386765, 506925, 696177, 1160295, 1520775, 1933825, 2088531, 3480885, 5801475, 6265593, 10442655, 17404425, 31327965, 52213275, 156639825]

約数ペア:

[(1, 156639825), (3, 52213275), (5, 31327965), (9, 17404425), (15, 10442655), (25, 6265593), (27, 5801475), (45, 3480885), (75, 2088531), (81, 1933825), (103, 1520775), (135, 1160295), (225, 696177), (309, 506925), (405, 386765), (515, 304155), (675, 232059), (751, 208575), (927, 168975), (1545, 101385), (2025, 77353), (2253, 69525), (2575, 60831), (2781, 56325), (3755, 41715), (4635, 33795), (6759, 23175), (7725, 20277), (8343, 18775), (11265, 13905)]