12838125

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:231

約数の個数: 40

約数和(自身を含む): 22042944

約数和(自身を除く): 9204819

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 125, 167, 205, 375, 501, 615, 625, 835, 1025, 1875, 2505, 3075, 4175, 5125, 6847, 12525, 15375, 20541, 20875, 25625, 34235, 62625, 76875, 102705, 104375, 171175, 313125, 513525, 855875, 2567625, 4279375, 12838125]

約数ペア:

[(1, 12838125), (3, 4279375), (5, 2567625), (15, 855875), (25, 513525), (41, 313125), (75, 171175), (123, 104375), (125, 102705), (167, 76875), (205, 62625), (375, 34235), (501, 25625), (615, 20875), (625, 20541), (835, 15375), (1025, 12525), (1875, 6847), (2505, 5125), (3075, 4175)]