90804545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{2621}}^1$

素因数の和:2693

約数の個数: 24

約数和(自身を含む): 120916152

約数和(自身を除く): 30111607

約数列:

[1, 5, 13, 41, 65, 169, 205, 533, 845, 2621, 2665, 6929, 13105, 34073, 34645, 107461, 170365, 442949, 537305, 1396993, 2214745, 6984965, 18160909, 90804545]

約数ペア:

[(1, 90804545), (5, 18160909), (13, 6984965), (41, 2214745), (65, 1396993), (169, 537305), (205, 442949), (533, 170365), (845, 107461), (2621, 34645), (2665, 34073), (6929, 13105)]