205128872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{24967}}^1$

素因数の和:25065

約数の個数: 32

約数和(自身を含む): 419462400

約数和(自身を除く): 214333528

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 4108, 8216, 24967, 49934, 99868, 199736, 324571, 649142, 1298284, 1972393, 2596568, 3944786, 7889572, 15779144, 25641109, 51282218, 102564436, 205128872]

約数ペア:

[(1, 205128872), (2, 102564436), (4, 51282218), (8, 25641109), (13, 15779144), (26, 7889572), (52, 3944786), (79, 2596568), (104, 1972393), (158, 1298284), (316, 649142), (632, 324571), (1027, 199736), (2054, 99868), (4108, 49934), (8216, 24967)]