180135865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 285143040

約数和(自身を除く): 105007175

約数列:

[1, 5, 7, 13, 19, 35, 65, 67, 91, 95, 133, 247, 311, 335, 455, 469, 665, 871, 1235, 1273, 1555, 1729, 2177, 2345, 4043, 4355, 5909, 6097, 6365, 8645, 8911, 10885, 16549, 20215, 20837, 28301, 29545, 30485, 41363, 44555, 76817, 82745, 104185, 115843, 141505, 145859, 206815, 270881, 384085, 395903, 537719, 579215, 729295, 1354405, 1896167, 1979515, 2688595, 2771321, 5146739, 9480835, 13856605, 25733695, 36027173, 180135865]

約数ペア:

[(1, 180135865), (5, 36027173), (7, 25733695), (13, 13856605), (19, 9480835), (35, 5146739), (65, 2771321), (67, 2688595), (91, 1979515), (95, 1896167), (133, 1354405), (247, 729295), (311, 579215), (335, 537719), (455, 395903), (469, 384085), (665, 270881), (871, 206815), (1235, 145859), (1273, 141505), (1555, 115843), (1729, 104185), (2177, 82745), (2345, 76817), (4043, 44555), (4355, 41363), (5909, 30485), (6097, 29545), (6365, 28301), (8645, 20837), (8911, 20215), (10885, 16549)]