51719525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 85494528

約数和(自身を除く): 33775003

約数列:

[1, 5, 11, 13, 17, 23, 25, 37, 55, 65, 85, 115, 143, 185, 187, 221, 253, 275, 299, 325, 391, 407, 425, 481, 575, 629, 715, 851, 925, 935, 1105, 1265, 1495, 1955, 2035, 2405, 2431, 3145, 3289, 3575, 4255, 4301, 4675, 5083, 5291, 5525, 6325, 6919, 7475, 8177, 9361, 9775, 10175, 11063, 12025, 12155, 14467, 15725, 16445, 21275, 21505, 25415, 26455, 34595, 40885, 46805, 55315, 55913, 60775, 72335, 82225, 89947, 107525, 121693, 127075, 132275, 159137, 172975, 188071, 204425, 234025, 276575, 279565, 361675, 449735, 608465, 795685, 940355, 1397825, 2068781, 2248675, 3042325, 3978425, 4701775, 10343905, 51719525]

約数ペア:

[(1, 51719525), (5, 10343905), (11, 4701775), (13, 3978425), (17, 3042325), (23, 2248675), (25, 2068781), (37, 1397825), (55, 940355), (65, 795685), (85, 608465), (115, 449735), (143, 361675), (185, 279565), (187, 276575), (221, 234025), (253, 204425), (275, 188071), (299, 172975), (325, 159137), (391, 132275), (407, 127075), (425, 121693), (481, 107525), (575, 89947), (629, 82225), (715, 72335), (851, 60775), (925, 55913), (935, 55315), (1105, 46805), (1265, 40885), (1495, 34595), (1955, 26455), (2035, 25415), (2405, 21505), (2431, 21275), (3145, 16445), (3289, 15725), (3575, 14467), (4255, 12155), (4301, 12025), (4675, 11063), (5083, 10175), (5291, 9775), (5525, 9361), (6325, 8177), (6919, 7475)]