80643524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2633}}^1$

素因数の和:2700

約数の個数: 48

約数和(自身を含む): 165204480

約数和(自身を除く): 84560956

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 2633, 5266, 7657, 10532, 15314, 30628, 34229, 50027, 68458, 81623, 100054, 136916, 163246, 200108, 326492, 650351, 1061099, 1300702, 1550837, 2122198, 2601404, 3101674, 4244396, 6203348, 20160881, 40321762, 80643524]

約数ペア:

[(1, 80643524), (2, 40321762), (4, 20160881), (13, 6203348), (19, 4244396), (26, 3101674), (31, 2601404), (38, 2122198), (52, 1550837), (62, 1300702), (76, 1061099), (124, 650351), (247, 326492), (403, 200108), (494, 163246), (589, 136916), (806, 100054), (988, 81623), (1178, 68458), (1612, 50027), (2356, 34229), (2633, 30628), (5266, 15314), (7657, 10532)]