1768125

素因数分解:

$3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 40

約数和(自身を含む): 3148992

約数和(自身を除く): 1380867

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 125, 205, 345, 375, 575, 615, 625, 943, 1025, 1725, 1875, 2829, 2875, 3075, 4715, 5125, 8625, 14145, 14375, 15375, 23575, 25625, 43125, 70725, 76875, 117875, 353625, 589375, 1768125]

約数ペア:

[(1, 1768125), (3, 589375), (5, 353625), (15, 117875), (23, 76875), (25, 70725), (41, 43125), (69, 25625), (75, 23575), (115, 15375), (123, 14375), (125, 14145), (205, 8625), (345, 5125), (375, 4715), (575, 3075), (615, 2875), (625, 2829), (943, 1875), (1025, 1725)]