204628640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44101}}^1$

素因数の和:44145

約数の個数: 48

約数和(自身を含む): 500116680

約数和(自身を除く): 295488040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 44101, 88202, 176404, 220505, 352808, 441010, 705616, 882020, 1278929, 1411232, 1764040, 2557858, 3528080, 5115716, 6394645, 7056160, 10231432, 12789290, 20462864, 25578580, 40925728, 51157160, 102314320, 204628640]

約数ペア:

[(1, 204628640), (2, 102314320), (4, 51157160), (5, 40925728), (8, 25578580), (10, 20462864), (16, 12789290), (20, 10231432), (29, 7056160), (32, 6394645), (40, 5115716), (58, 3528080), (80, 2557858), (116, 1764040), (145, 1411232), (160, 1278929), (232, 882020), (290, 705616), (464, 441010), (580, 352808), (928, 220505), (1160, 176404), (2320, 88202), (4640, 44101)]