80307260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 195955200

約数和(自身を除く): 115647940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 59, 92, 110, 115, 118, 220, 230, 236, 253, 269, 295, 460, 506, 538, 590, 649, 1012, 1076, 1180, 1265, 1298, 1345, 1357, 2530, 2596, 2690, 2714, 2959, 3245, 5060, 5380, 5428, 5918, 6187, 6490, 6785, 11836, 12374, 12980, 13570, 14795, 14927, 15871, 24748, 27140, 29590, 29854, 30935, 31742, 59180, 59708, 61870, 63484, 68057, 74635, 79355, 123740, 136114, 149270, 158710, 174581, 272228, 298540, 317420, 340285, 349162, 365033, 680570, 698324, 730066, 872905, 1361140, 1460132, 1745810, 1825165, 3491620, 3650330, 4015363, 7300660, 8030726, 16061452, 20076815, 40153630, 80307260]

約数ペア:

[(1, 80307260), (2, 40153630), (4, 20076815), (5, 16061452), (10, 8030726), (11, 7300660), (20, 4015363), (22, 3650330), (23, 3491620), (44, 1825165), (46, 1745810), (55, 1460132), (59, 1361140), (92, 872905), (110, 730066), (115, 698324), (118, 680570), (220, 365033), (230, 349162), (236, 340285), (253, 317420), (269, 298540), (295, 272228), (460, 174581), (506, 158710), (538, 149270), (590, 136114), (649, 123740), (1012, 79355), (1076, 74635), (1180, 68057), (1265, 63484), (1298, 61870), (1345, 59708), (1357, 59180), (2530, 31742), (2596, 30935), (2690, 29854), (2714, 29590), (2959, 27140), (3245, 24748), (5060, 15871), (5380, 14927), (5428, 14795), (5918, 13570), (6187, 12980), (6490, 12374), (6785, 11836)]