13183125

素因数分解:

$3^1\times 5^4\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 40

約数和(自身を含む): 22492800

約数和(自身を除く): 9309675

約数列:

[1, 3, 5, 15, 25, 75, 79, 89, 125, 237, 267, 375, 395, 445, 625, 1185, 1335, 1875, 1975, 2225, 5925, 6675, 7031, 9875, 11125, 21093, 29625, 33375, 35155, 49375, 55625, 105465, 148125, 166875, 175775, 527325, 878875, 2636625, 4394375, 13183125]

約数ペア:

[(1, 13183125), (3, 4394375), (5, 2636625), (15, 878875), (25, 527325), (75, 175775), (79, 166875), (89, 148125), (125, 105465), (237, 55625), (267, 49375), (375, 35155), (395, 33375), (445, 29625), (625, 21093), (1185, 11125), (1335, 9875), (1875, 7031), (1975, 6675), (2225, 5925)]