256901168

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{1399}}^1$

素因数の和:1929

約数の個数: 40

約数和(自身を含む): 520800000

約数和(自身を除く): 263898832

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 499, 998, 1399, 1996, 2798, 3992, 5596, 7984, 11192, 11477, 22384, 22954, 32177, 45908, 64354, 91816, 128708, 183632, 257416, 514832, 698101, 1396202, 2792404, 5584808, 11169616, 16056323, 32112646, 64225292, 128450584, 256901168]

約数ペア:

[(1, 256901168), (2, 128450584), (4, 64225292), (8, 32112646), (16, 16056323), (23, 11169616), (46, 5584808), (92, 2792404), (184, 1396202), (368, 698101), (499, 514832), (998, 257416), (1399, 183632), (1996, 128708), (2798, 91816), (3992, 64354), (5596, 45908), (7984, 32177), (11192, 22954), (11477, 22384)]