90705965

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 132689664

約数和(自身を除く): 41983699

約数列:

[1, 5, 7, 17, 35, 85, 119, 157, 595, 785, 971, 1099, 2669, 4855, 5495, 6797, 13345, 16507, 18683, 33985, 82535, 93415, 115549, 152447, 577745, 762235, 1067129, 2591599, 5335645, 12957995, 18141193, 90705965]

約数ペア:

[(1, 90705965), (5, 18141193), (7, 12957995), (17, 5335645), (35, 2591599), (85, 1067129), (119, 762235), (157, 577745), (595, 152447), (785, 115549), (971, 93415), (1099, 82535), (2669, 33985), (4855, 18683), (5495, 16507), (6797, 13345)]