89013880

素因数分解:

$2^3\times 5^1\times {\mathrm{727}}^1\times {\mathrm{3061}}^1$

素因数の和:3799

約数の個数: 32

約数和(自身を含む): 200622240

約数和(自身を除く): 111608360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 727, 1454, 2908, 3061, 3635, 5816, 6122, 7270, 12244, 14540, 15305, 24488, 29080, 30610, 61220, 122440, 2225347, 4450694, 8901388, 11126735, 17802776, 22253470, 44506940, 89013880]

約数ペア:

[(1, 89013880), (2, 44506940), (4, 22253470), (5, 17802776), (8, 11126735), (10, 8901388), (20, 4450694), (40, 2225347), (727, 122440), (1454, 61220), (2908, 30610), (3061, 29080), (3635, 24488), (5816, 15305), (6122, 14540), (7270, 12244)]