80641778

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4289}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 148262400

約数和(自身を除く): 67620622

約数列:

[1, 2, 7, 14, 17, 34, 79, 119, 158, 238, 553, 1106, 1343, 2686, 4289, 8578, 9401, 18802, 30023, 60046, 72913, 145826, 338831, 510391, 677662, 1020782, 2371817, 4743634, 5760127, 11520254, 40320889, 80641778]

約数ペア:

[(1, 80641778), (2, 40320889), (7, 11520254), (14, 5760127), (17, 4743634), (34, 2371817), (79, 1020782), (119, 677662), (158, 510391), (238, 338831), (553, 145826), (1106, 72913), (1343, 60046), (2686, 30023), (4289, 18802), (8578, 9401)]