70874870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 148925952

約数和(自身を除く): 78051082

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 151, 170, 187, 251, 302, 374, 502, 755, 935, 1255, 1510, 1661, 1870, 2510, 2567, 2761, 3322, 4267, 5134, 5522, 8305, 8534, 12835, 13805, 16610, 21335, 25670, 27610, 28237, 37901, 42670, 46937, 56474, 75802, 93874, 141185, 189505, 234685, 282370, 379010, 416911, 469370, 644317, 833822, 1288634, 2084555, 3221585, 4169110, 6443170, 7087487, 14174974, 35437435, 70874870]

約数ペア:

[(1, 70874870), (2, 35437435), (5, 14174974), (10, 7087487), (11, 6443170), (17, 4169110), (22, 3221585), (34, 2084555), (55, 1288634), (85, 833822), (110, 644317), (151, 469370), (170, 416911), (187, 379010), (251, 282370), (302, 234685), (374, 189505), (502, 141185), (755, 93874), (935, 75802), (1255, 56474), (1510, 46937), (1661, 42670), (1870, 37901), (2510, 28237), (2567, 27610), (2761, 25670), (3322, 21335), (4267, 16610), (5134, 13805), (5522, 12835), (8305, 8534)]