131677310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 241864704

約数和(自身を除く): 110187394

約数列:

[1, 2, 5, 10, 71, 142, 191, 355, 382, 710, 955, 971, 1910, 1942, 4855, 9710, 13561, 27122, 67805, 68941, 135610, 137882, 185461, 344705, 370922, 689410, 927305, 1854610, 13167731, 26335462, 65838655, 131677310]

約数ペア:

[(1, 131677310), (2, 65838655), (5, 26335462), (10, 13167731), (71, 1854610), (142, 927305), (191, 689410), (355, 370922), (382, 344705), (710, 185461), (955, 137882), (971, 135610), (1910, 68941), (1942, 67805), (4855, 27122), (9710, 13561)]