91723480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{32297}}^1$

素因数の和:32379

約数の個数: 32

約数和(自身を含む): 209291040

約数和(自身を除く): 117567560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 32297, 64594, 129188, 161485, 258376, 322970, 645940, 1291880, 2293087, 4586174, 9172348, 11465435, 18344696, 22930870, 45861740, 91723480]

約数ペア:

[(1, 91723480), (2, 45861740), (4, 22930870), (5, 18344696), (8, 11465435), (10, 9172348), (20, 4586174), (40, 2293087), (71, 1291880), (142, 645940), (284, 322970), (355, 258376), (568, 161485), (710, 129188), (1420, 64594), (2840, 32297)]