713730125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 987427584

約数和(自身を除く): 273697459

約数列:

[1, 5, 17, 25, 43, 73, 85, 107, 125, 215, 365, 425, 535, 731, 1075, 1241, 1819, 1825, 2125, 2675, 3139, 3655, 4601, 5375, 6205, 7811, 9095, 9125, 13375, 15695, 18275, 23005, 31025, 39055, 45475, 53363, 78217, 78475, 91375, 115025, 132787, 155125, 195275, 227375, 266815, 335873, 391085, 392375, 575125, 663935, 976375, 1334075, 1679365, 1955425, 3319675, 5709841, 6670375, 8396825, 9777125, 16598375, 28549205, 41984125, 142746025, 713730125]

約数ペア:

[(1, 713730125), (5, 142746025), (17, 41984125), (25, 28549205), (43, 16598375), (73, 9777125), (85, 8396825), (107, 6670375), (125, 5709841), (215, 3319675), (365, 1955425), (425, 1679365), (535, 1334075), (731, 976375), (1075, 663935), (1241, 575125), (1819, 392375), (1825, 391085), (2125, 335873), (2675, 266815), (3139, 227375), (3655, 195275), (4601, 155125), (5375, 132787), (6205, 115025), (7811, 91375), (9095, 78475), (9125, 78217), (13375, 53363), (15695, 45475), (18275, 39055), (23005, 31025)]