80578238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 135233280

約数和(自身を除く): 54655042

約数列:

[1, 2, 13, 26, 31, 62, 257, 389, 403, 514, 778, 806, 3341, 5057, 6682, 7967, 10114, 12059, 15934, 24118, 99973, 103571, 156767, 199946, 207142, 313534, 1299649, 2599298, 3099163, 6198326, 40289119, 80578238]

約数ペア:

[(1, 80578238), (2, 40289119), (13, 6198326), (26, 3099163), (31, 2599298), (62, 1299649), (257, 313534), (389, 207142), (403, 199946), (514, 156767), (778, 103571), (806, 99973), (3341, 24118), (5057, 15934), (6682, 12059), (7967, 10114)]