79720270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{5107}}^1$

素因数の和:5344

約数の個数: 32

約数和(自身を含む): 164763648

約数和(自身を除く): 85043378

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 5107, 7805, 10214, 15610, 25535, 35749, 51070, 71498, 178745, 357490, 1138861, 2277722, 5694305, 7972027, 11388610, 15944054, 39860135, 79720270]

約数ペア:

[(1, 79720270), (2, 39860135), (5, 15944054), (7, 11388610), (10, 7972027), (14, 5694305), (35, 2277722), (70, 1138861), (223, 357490), (446, 178745), (1115, 71498), (1561, 51070), (2230, 35749), (3122, 25535), (5107, 15610), (7805, 10214)]