12959375

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:78

約数の個数: 48

約数和(自身を含む): 19686240

約数和(自身を除く): 6726865

約数列:

[1, 5, 11, 13, 25, 29, 55, 65, 125, 143, 145, 275, 319, 325, 377, 625, 715, 725, 1375, 1595, 1625, 1885, 3125, 3575, 3625, 4147, 6875, 7975, 8125, 9425, 17875, 18125, 20735, 34375, 39875, 40625, 47125, 89375, 90625, 103675, 199375, 235625, 446875, 518375, 996875, 1178125, 2591875, 12959375]

約数ペア:

[(1, 12959375), (5, 2591875), (11, 1178125), (13, 996875), (25, 518375), (29, 446875), (55, 235625), (65, 199375), (125, 103675), (143, 90625), (145, 89375), (275, 47125), (319, 40625), (325, 39875), (377, 34375), (625, 20735), (715, 18125), (725, 17875), (1375, 9425), (1595, 8125), (1625, 7975), (1885, 6875), (3125, 4147), (3575, 3625)]