64947050

素因数分解:

$2^1\times 5^2\times 7^4\times {\mathrm{541}}^1$

素因数の和:581

約数の個数: 60

約数和(自身を含む): 141187206

約数和(自身を除く): 76240156

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 343, 350, 490, 541, 686, 1082, 1225, 1715, 2401, 2450, 2705, 3430, 3787, 4802, 5410, 7574, 8575, 12005, 13525, 17150, 18935, 24010, 26509, 27050, 37870, 53018, 60025, 94675, 120050, 132545, 185563, 189350, 265090, 371126, 662725, 927815, 1298941, 1325450, 1855630, 2597882, 4639075, 6494705, 9278150, 12989410, 32473525, 64947050]

約数ペア:

[(1, 64947050), (2, 32473525), (5, 12989410), (7, 9278150), (10, 6494705), (14, 4639075), (25, 2597882), (35, 1855630), (49, 1325450), (50, 1298941), (70, 927815), (98, 662725), (175, 371126), (245, 265090), (343, 189350), (350, 185563), (490, 132545), (541, 120050), (686, 94675), (1082, 60025), (1225, 53018), (1715, 37870), (2401, 27050), (2450, 26509), (2705, 24010), (3430, 18935), (3787, 17150), (4802, 13525), (5410, 12005), (7574, 8575)]