90169235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 122131968

約数和(自身を除く): 31962733

約数列:

[1, 5, 13, 31, 65, 73, 155, 365, 403, 613, 949, 2015, 2263, 3065, 4745, 7969, 11315, 19003, 29419, 39845, 44749, 95015, 147095, 223745, 247039, 581737, 1235195, 1387219, 2908685, 6936095, 18033847, 90169235]

約数ペア:

[(1, 90169235), (5, 18033847), (13, 6936095), (31, 2908685), (65, 1387219), (73, 1235195), (155, 581737), (365, 247039), (403, 223745), (613, 147095), (949, 95015), (2015, 44749), (2263, 39845), (3065, 29419), (4745, 19003), (7969, 11315)]