64994825

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3121}}^1$

素因数の和:3162

約数の個数: 36

約数和(自身を含む): 99298332

約数和(自身を除く): 34303507

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2975, 3121, 4165, 15605, 20825, 21847, 53057, 78025, 109235, 152929, 265285, 371399, 546175, 764645, 1326425, 1856995, 2599793, 3823225, 9284975, 12998965, 64994825]

約数ペア:

[(1, 64994825), (5, 12998965), (7, 9284975), (17, 3823225), (25, 2599793), (35, 1856995), (49, 1326425), (85, 764645), (119, 546175), (175, 371399), (245, 265285), (425, 152929), (595, 109235), (833, 78025), (1225, 53057), (2975, 21847), (3121, 20825), (4165, 15605)]