193231875

素因数分解:

$3^1\times 5^4\times {\mathrm{257}}^1\times {\mathrm{401}}^1$

素因数の和:681

約数の個数: 40

約数和(自身を含む): 324008784

約数和(自身を除く): 130776909

約数列:

[1, 3, 5, 15, 25, 75, 125, 257, 375, 401, 625, 771, 1203, 1285, 1875, 2005, 3855, 6015, 6425, 10025, 19275, 30075, 32125, 50125, 96375, 103057, 150375, 160625, 250625, 309171, 481875, 515285, 751875, 1545855, 2576425, 7729275, 12882125, 38646375, 64410625, 193231875]

約数ペア:

[(1, 193231875), (3, 64410625), (5, 38646375), (15, 12882125), (25, 7729275), (75, 2576425), (125, 1545855), (257, 751875), (375, 515285), (401, 481875), (625, 309171), (771, 250625), (1203, 160625), (1285, 150375), (1875, 103057), (2005, 96375), (3855, 50125), (6015, 32125), (6425, 30075), (10025, 19275)]