177680990

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{787}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 324756864

約数和(自身を除く): 147075874

約数列:

[1, 2, 5, 10, 107, 211, 214, 422, 535, 787, 1055, 1070, 1574, 2110, 3935, 7870, 22577, 45154, 84209, 112885, 166057, 168418, 225770, 332114, 421045, 830285, 842090, 1660570, 17768099, 35536198, 88840495, 177680990]

約数ペア:

[(1, 177680990), (2, 88840495), (5, 35536198), (10, 17768099), (107, 1660570), (211, 842090), (214, 830285), (422, 421045), (535, 332114), (787, 225770), (1055, 168418), (1070, 166057), (1574, 112885), (2110, 84209), (3935, 45154), (7870, 22577)]