259620176

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{1217}}^1$

素因数の和:1491

約数の個数: 40

約数和(自身を含む): 513508800

約数和(自身を除く): 253888624

約数列:

[1, 2, 4, 8, 16, 67, 134, 199, 268, 398, 536, 796, 1072, 1217, 1592, 2434, 3184, 4868, 9736, 13333, 19472, 26666, 53332, 81539, 106664, 163078, 213328, 242183, 326156, 484366, 652312, 968732, 1304624, 1937464, 3874928, 16226261, 32452522, 64905044, 129810088, 259620176]

約数ペア:

[(1, 259620176), (2, 129810088), (4, 64905044), (8, 32452522), (16, 16226261), (67, 3874928), (134, 1937464), (199, 1304624), (268, 968732), (398, 652312), (536, 484366), (796, 326156), (1072, 242183), (1217, 213328), (1592, 163078), (2434, 106664), (3184, 81539), (4868, 53332), (9736, 26666), (13333, 19472)]