26240625

素因数分解:

$3^3\times 5^5\times {\mathrm{311}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 22506255

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 311, 375, 625, 675, 933, 1125, 1555, 1875, 2799, 3125, 3375, 4665, 5625, 7775, 8397, 9375, 13995, 16875, 23325, 28125, 38875, 41985, 69975, 84375, 116625, 194375, 209925, 349875, 583125, 971875, 1049625, 1749375, 2915625, 5248125, 8746875, 26240625]

約数ペア:

[(1, 26240625), (3, 8746875), (5, 5248125), (9, 2915625), (15, 1749375), (25, 1049625), (27, 971875), (45, 583125), (75, 349875), (125, 209925), (135, 194375), (225, 116625), (311, 84375), (375, 69975), (625, 41985), (675, 38875), (933, 28125), (1125, 23325), (1555, 16875), (1875, 13995), (2799, 9375), (3125, 8397), (3375, 7775), (4665, 5625)]