80978766

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1669

約数の個数: 48

約数和(自身を含む): 180641664

約数和(自身を除く): 99662898

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 121, 142, 213, 242, 363, 426, 726, 781, 1562, 1571, 2343, 3142, 4686, 4713, 8591, 9426, 17182, 17281, 25773, 34562, 51546, 51843, 103686, 111541, 190091, 223082, 334623, 380182, 570273, 669246, 1140546, 1226951, 2453902, 3680853, 7361706, 13496461, 26992922, 40489383, 80978766]

約数ペア:

[(1, 80978766), (2, 40489383), (3, 26992922), (6, 13496461), (11, 7361706), (22, 3680853), (33, 2453902), (66, 1226951), (71, 1140546), (121, 669246), (142, 570273), (213, 380182), (242, 334623), (363, 223082), (426, 190091), (726, 111541), (781, 103686), (1562, 51843), (1571, 51546), (2343, 34562), (3142, 25773), (4686, 17281), (4713, 17182), (8591, 9426)]