320343088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49681}}^1$

素因数の和:49733

約数の個数: 40

約数和(自身を含む): 689983616

約数和(自身を除く): 369640528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 49681, 99362, 198724, 397448, 645853, 794896, 1291706, 1540111, 2583412, 3080222, 5166824, 6160444, 10333648, 12320888, 20021443, 24641776, 40042886, 80085772, 160171544, 320343088]

約数ペア:

[(1, 320343088), (2, 160171544), (4, 80085772), (8, 40042886), (13, 24641776), (16, 20021443), (26, 12320888), (31, 10333648), (52, 6160444), (62, 5166824), (104, 3080222), (124, 2583412), (208, 1540111), (248, 1291706), (403, 794896), (496, 645853), (806, 397448), (1612, 198724), (3224, 99362), (6448, 49681)]