90073880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173219}}^1$

素因数の和:173243

約数の個数: 32

約数和(自身を含む): 218257200

約数和(自身を除く): 128183320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 173219, 346438, 692876, 866095, 1385752, 1732190, 2251847, 3464380, 4503694, 6928760, 9007388, 11259235, 18014776, 22518470, 45036940, 90073880]

約数ペア:

[(1, 90073880), (2, 45036940), (4, 22518470), (5, 18014776), (8, 11259235), (10, 9007388), (13, 6928760), (20, 4503694), (26, 3464380), (40, 2251847), (52, 1732190), (65, 1385752), (104, 866095), (130, 692876), (260, 346438), (520, 173219)]