3843125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 40

約数和(自身を含む): 5773152

約数和(自身を除く): 1930027

約数列:

[1, 5, 11, 13, 25, 43, 55, 65, 125, 143, 215, 275, 325, 473, 559, 625, 715, 1075, 1375, 1625, 2365, 2795, 3575, 5375, 6149, 6875, 8125, 11825, 13975, 17875, 26875, 30745, 59125, 69875, 89375, 153725, 295625, 349375, 768625, 3843125]

約数ペア:

[(1, 3843125), (5, 768625), (11, 349375), (13, 295625), (25, 153725), (43, 89375), (55, 69875), (65, 59125), (125, 30745), (143, 26875), (215, 17875), (275, 13975), (325, 11825), (473, 8125), (559, 6875), (625, 6149), (715, 5375), (1075, 3575), (1375, 2795), (1625, 2365)]