4280455075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{20939}}^1$

素因数の和:21016

約数の個数: 48

約数和(自身を含む): 6216164640

約数和(自身を除く): 1935709565

約数列:

[1, 5, 13, 17, 25, 37, 65, 85, 185, 221, 325, 425, 481, 629, 925, 1105, 2405, 3145, 5525, 8177, 12025, 15725, 20939, 40885, 104695, 204425, 272207, 355963, 523475, 774743, 1361035, 1779815, 3873715, 4627519, 6805175, 8899075, 10071659, 13170631, 19368575, 23137595, 50358295, 65853155, 115687975, 171218203, 251791475, 329265775, 856091015, 4280455075]

約数ペア:

[(1, 4280455075), (5, 856091015), (13, 329265775), (17, 251791475), (25, 171218203), (37, 115687975), (65, 65853155), (85, 50358295), (185, 23137595), (221, 19368575), (325, 13170631), (425, 10071659), (481, 8899075), (629, 6805175), (925, 4627519), (1105, 3873715), (2405, 1779815), (3145, 1361035), (5525, 774743), (8177, 523475), (12025, 355963), (15725, 272207), (20939, 204425), (40885, 104695)]