80911964

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{10211}}^1$

素因数の和:10505

約数の個数: 24

約数和(自身を含む): 162411648

約数和(自身を除く): 81499684

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 3962, 7924, 10211, 20422, 40844, 71477, 142954, 285908, 2889713, 5779426, 11558852, 20227991, 40455982, 80911964]

約数ペア:

[(1, 80911964), (2, 40455982), (4, 20227991), (7, 11558852), (14, 5779426), (28, 2889713), (283, 285908), (566, 142954), (1132, 71477), (1981, 40844), (3962, 20422), (7924, 10211)]