77845625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:124

約数の個数: 60

約数和(自身を含む): 116625168

約数和(自身を除く): 38779543

約数列:

[1, 5, 11, 13, 25, 55, 65, 67, 125, 143, 169, 275, 325, 335, 625, 715, 737, 845, 871, 1375, 1625, 1675, 1859, 3575, 3685, 4225, 4355, 6875, 8125, 8375, 9295, 9581, 11323, 17875, 18425, 21125, 21775, 41875, 46475, 47905, 56615, 89375, 92125, 105625, 108875, 124553, 232375, 239525, 283075, 460625, 544375, 622765, 1161875, 1197625, 1415375, 3113825, 5988125, 7076875, 15569125, 77845625]

約数ペア:

[(1, 77845625), (5, 15569125), (11, 7076875), (13, 5988125), (25, 3113825), (55, 1415375), (65, 1197625), (67, 1161875), (125, 622765), (143, 544375), (169, 460625), (275, 283075), (325, 239525), (335, 232375), (625, 124553), (715, 108875), (737, 105625), (845, 92125), (871, 89375), (1375, 56615), (1625, 47905), (1675, 46475), (1859, 41875), (3575, 21775), (3685, 21125), (4225, 18425), (4355, 17875), (6875, 11323), (8125, 9581), (8375, 9295)]