73291225

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 109992960

約数和(自身を除く): 36701735

約数列:

[1, 5, 7, 23, 25, 35, 115, 131, 139, 161, 175, 575, 655, 695, 805, 917, 973, 3013, 3197, 3275, 3475, 4025, 4585, 4865, 15065, 15985, 18209, 21091, 22379, 22925, 24325, 75325, 79925, 91045, 105455, 111895, 127463, 418807, 455225, 527275, 559475, 637315, 2094035, 2931649, 3186575, 10470175, 14658245, 73291225]

約数ペア:

[(1, 73291225), (5, 14658245), (7, 10470175), (23, 3186575), (25, 2931649), (35, 2094035), (115, 637315), (131, 559475), (139, 527275), (161, 455225), (175, 418807), (575, 127463), (655, 111895), (695, 105455), (805, 91045), (917, 79925), (973, 75325), (3013, 24325), (3197, 22925), (3275, 22379), (3475, 21091), (4025, 18209), (4585, 15985), (4865, 15065)]