205255568

素因数分解:

$2^4\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2707}}^1$

素因数の和:3399

約数の個数: 40

約数和(自身を含む): 455333952

約数和(自身を除く): 250078384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 677, 1354, 2707, 2708, 4739, 5414, 5416, 9478, 10828, 10832, 18949, 18956, 21656, 37898, 37912, 43312, 75796, 75824, 151592, 303184, 1832639, 3665278, 7330556, 12828473, 14661112, 25656946, 29322224, 51313892, 102627784, 205255568]

約数ペア:

[(1, 205255568), (2, 102627784), (4, 51313892), (7, 29322224), (8, 25656946), (14, 14661112), (16, 12828473), (28, 7330556), (56, 3665278), (112, 1832639), (677, 303184), (1354, 151592), (2707, 75824), (2708, 75796), (4739, 43312), (5414, 37912), (5416, 37898), (9478, 21656), (10828, 18956), (10832, 18949)]