265487248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{7643}}^1$

素因数の和:7831

約数の個数: 40

約数和(自身を含む): 557339328

約数和(自身を除く): 291852080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 1336, 2171, 2672, 4342, 7643, 8684, 15286, 17368, 30572, 34736, 61144, 99359, 122288, 198718, 397436, 794872, 1276381, 1589744, 2552762, 5105524, 10211048, 16592953, 20422096, 33185906, 66371812, 132743624, 265487248]

約数ペア:

[(1, 265487248), (2, 132743624), (4, 66371812), (8, 33185906), (13, 20422096), (16, 16592953), (26, 10211048), (52, 5105524), (104, 2552762), (167, 1589744), (208, 1276381), (334, 794872), (668, 397436), (1336, 198718), (2171, 122288), (2672, 99359), (4342, 61144), (7643, 34736), (8684, 30572), (15286, 17368)]