128972270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{80107}}^1$

素因数の和:80144

約数の個数: 32

約数和(自身を含む): 276853248

約数和(自身を除く): 147880978

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 80107, 160214, 400535, 560749, 801070, 1121498, 1842461, 2803745, 3684922, 5607490, 9212305, 12897227, 18424610, 25794454, 64486135, 128972270]

約数ペア:

[(1, 128972270), (2, 64486135), (5, 25794454), (7, 18424610), (10, 12897227), (14, 9212305), (23, 5607490), (35, 3684922), (46, 2803745), (70, 1842461), (115, 1121498), (161, 801070), (230, 560749), (322, 400535), (805, 160214), (1610, 80107)]