179640955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 251897184

約数和(自身を除く): 72256229

約数列:

[1, 5, 13, 17, 65, 73, 85, 131, 221, 289, 365, 655, 949, 1105, 1241, 1445, 1703, 2227, 3757, 4745, 6205, 8515, 9563, 11135, 16133, 18785, 21097, 28951, 37859, 47815, 80665, 105485, 124319, 144755, 162571, 189295, 274261, 492167, 621595, 812855, 1371305, 2113423, 2460835, 2763707, 10567115, 13818535, 35928191, 179640955]

約数ペア:

[(1, 179640955), (5, 35928191), (13, 13818535), (17, 10567115), (65, 2763707), (73, 2460835), (85, 2113423), (131, 1371305), (221, 812855), (289, 621595), (365, 492167), (655, 274261), (949, 189295), (1105, 162571), (1241, 144755), (1445, 124319), (1703, 105485), (2227, 80665), (3757, 47815), (4745, 37859), (6205, 28951), (8515, 21097), (9563, 18785), (11135, 16133)]