90724765

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 117386496

約数和(自身を除く): 26661731

約数列:

[1, 5, 23, 73, 101, 107, 115, 365, 505, 535, 1679, 2323, 2461, 7373, 7811, 8395, 10807, 11615, 12305, 36865, 39055, 54035, 169579, 179653, 248561, 788911, 847895, 898265, 1242805, 3944555, 18144953, 90724765]

約数ペア:

[(1, 90724765), (5, 18144953), (23, 3944555), (73, 1242805), (101, 898265), (107, 847895), (115, 788911), (365, 248561), (505, 179653), (535, 169579), (1679, 54035), (2323, 39055), (2461, 36865), (7373, 12305), (7811, 11615), (8395, 10807)]