72090568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8111}}^1$

素因数の和:8229

約数の個数: 32

約数和(自身を含む): 148936320

約数和(自身を除く): 76845752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2222, 4444, 8111, 8888, 16222, 32444, 64888, 89221, 178442, 356884, 713768, 819211, 1638422, 3276844, 6553688, 9011321, 18022642, 36045284, 72090568]

約数ペア:

[(1, 72090568), (2, 36045284), (4, 18022642), (8, 9011321), (11, 6553688), (22, 3276844), (44, 1638422), (88, 819211), (101, 713768), (202, 356884), (404, 178442), (808, 89221), (1111, 64888), (2222, 32444), (4444, 16222), (8111, 8888)]