80451384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257857}}^1$

素因数の和:257879

約数の個数: 32

約数和(自身を含む): 216600720

約数和(自身を除く): 136149336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 257857, 515714, 773571, 1031428, 1547142, 2062856, 3094284, 3352141, 6188568, 6704282, 10056423, 13408564, 20112846, 26817128, 40225692, 80451384]

約数ペア:

[(1, 80451384), (2, 40225692), (3, 26817128), (4, 20112846), (6, 13408564), (8, 10056423), (12, 6704282), (13, 6188568), (24, 3352141), (26, 3094284), (39, 2062856), (52, 1547142), (78, 1031428), (104, 773571), (156, 515714), (312, 257857)]