89854895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2347}}^1$

素因数の和:2415

約数の個数: 32

約数和(自身を含む): 126228480

約数和(自身を除く): 36373585

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 2015, 2347, 2945, 7657, 11735, 30511, 38285, 44593, 72757, 152555, 222965, 363785, 579709, 945841, 1382383, 2898545, 4729205, 6911915, 17970979, 89854895]

約数ペア:

[(1, 89854895), (5, 17970979), (13, 6911915), (19, 4729205), (31, 2898545), (65, 1382383), (95, 945841), (155, 579709), (247, 363785), (403, 222965), (589, 152555), (1235, 72757), (2015, 44593), (2347, 38285), (2945, 30511), (7657, 11735)]