1279528090

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1\times {\mathrm{3631}}^1$

素因数の和:4038

約数の個数: 32

約数和(自身を含む): 2330000640

約数和(自身を除く): 1050472550

約数列:

[1, 2, 5, 10, 131, 262, 269, 538, 655, 1310, 1345, 2690, 3631, 7262, 18155, 35239, 36310, 70478, 176195, 352390, 475661, 951322, 976739, 1953478, 2378305, 4756610, 4883695, 9767390, 127952809, 255905618, 639764045, 1279528090]

約数ペア:

[(1, 1279528090), (2, 639764045), (5, 255905618), (10, 127952809), (131, 9767390), (262, 4883695), (269, 4756610), (538, 2378305), (655, 1953478), (1310, 976739), (1345, 951322), (2690, 475661), (3631, 352390), (7262, 176195), (18155, 70478), (35239, 36310)]