258889760

素因数分解:

$2^5\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4663}}^1$

素因数の和:5025

約数の個数: 48

約数和(自身を含む): 613521216

約数和(自身を除く): 354631456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 347, 694, 1388, 1735, 2776, 3470, 4663, 5552, 6940, 9326, 11104, 13880, 18652, 23315, 27760, 37304, 46630, 55520, 74608, 93260, 149216, 186520, 373040, 746080, 1618061, 3236122, 6472244, 8090305, 12944488, 16180610, 25888976, 32361220, 51777952, 64722440, 129444880, 258889760]

約数ペア:

[(1, 258889760), (2, 129444880), (4, 64722440), (5, 51777952), (8, 32361220), (10, 25888976), (16, 16180610), (20, 12944488), (32, 8090305), (40, 6472244), (80, 3236122), (160, 1618061), (347, 746080), (694, 373040), (1388, 186520), (1735, 149216), (2776, 93260), (3470, 74608), (4663, 55520), (5552, 46630), (6940, 37304), (9326, 27760), (11104, 23315), (13880, 18652)]