65255625

素因数分解:

$3^4\times 5^4\times {\mathrm{1289}}^1$

素因数の和:1321

約数の個数: 50

約数和(自身を含む): 121906290

約数和(自身を除く): 56650665

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 625, 675, 1125, 1289, 1875, 2025, 3375, 3867, 5625, 6445, 10125, 11601, 16875, 19335, 32225, 34803, 50625, 58005, 96675, 104409, 161125, 174015, 290025, 483375, 522045, 805625, 870075, 1450125, 2416875, 2610225, 4350375, 7250625, 13051125, 21751875, 65255625]

約数ペア:

[(1, 65255625), (3, 21751875), (5, 13051125), (9, 7250625), (15, 4350375), (25, 2610225), (27, 2416875), (45, 1450125), (75, 870075), (81, 805625), (125, 522045), (135, 483375), (225, 290025), (375, 174015), (405, 161125), (625, 104409), (675, 96675), (1125, 58005), (1289, 50625), (1875, 34803), (2025, 32225), (3375, 19335), (3867, 16875), (5625, 11601), (6445, 10125)]