13001875

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:384

約数の個数: 20

約数和(自身を含む): 16532208

約数和(自身を除く): 3530333

約数列:

[1, 5, 25, 71, 125, 293, 355, 625, 1465, 1775, 7325, 8875, 20803, 36625, 44375, 104015, 183125, 520075, 2600375, 13001875]

約数ペア:

[(1, 13001875), (5, 2600375), (25, 520075), (71, 183125), (125, 104015), (293, 44375), (355, 36625), (625, 20803), (1465, 8875), (1775, 7325)]