205456424

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3457}}^1$

素因数の和:3522

約数の個数: 64

約数和(自身を含む): 448156800

約数和(自身を除く): 242700376

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 46, 68, 76, 92, 136, 152, 184, 323, 391, 437, 646, 782, 874, 1292, 1564, 1748, 2584, 3128, 3457, 3496, 6914, 7429, 13828, 14858, 27656, 29716, 58769, 59432, 65683, 79511, 117538, 131366, 159022, 235076, 262732, 318044, 470152, 525464, 636088, 1116611, 1351687, 1510709, 2233222, 2703374, 3021418, 4466444, 5406748, 6042836, 8932888, 10813496, 12085672, 25682053, 51364106, 102728212, 205456424]

約数ペア:

[(1, 205456424), (2, 102728212), (4, 51364106), (8, 25682053), (17, 12085672), (19, 10813496), (23, 8932888), (34, 6042836), (38, 5406748), (46, 4466444), (68, 3021418), (76, 2703374), (92, 2233222), (136, 1510709), (152, 1351687), (184, 1116611), (323, 636088), (391, 525464), (437, 470152), (646, 318044), (782, 262732), (874, 235076), (1292, 159022), (1564, 131366), (1748, 117538), (2584, 79511), (3128, 65683), (3457, 59432), (3496, 58769), (6914, 29716), (7429, 27656), (13828, 14858)]