91456760

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{10253}}^1$

素因数の和:10487

約数の個数: 32

約数和(自身を含む): 206720640

約数和(自身を除く): 115263880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 10253, 20506, 41012, 51265, 82024, 102530, 205060, 410120, 2286419, 4572838, 9145676, 11432095, 18291352, 22864190, 45728380, 91456760]

約数ペア:

[(1, 91456760), (2, 45728380), (4, 22864190), (5, 18291352), (8, 11432095), (10, 9145676), (20, 4572838), (40, 2286419), (223, 410120), (446, 205060), (892, 102530), (1115, 82024), (1784, 51265), (2230, 41012), (4460, 20506), (8920, 10253)]