205642712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 442605600

約数和(自身を除く): 236962888

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 61, 88, 116, 122, 232, 244, 319, 488, 638, 671, 1276, 1321, 1342, 1769, 2552, 2642, 2684, 3538, 5284, 5368, 7076, 10568, 14152, 14531, 19459, 29062, 38309, 38918, 58124, 76618, 77836, 80581, 116248, 153236, 155672, 161162, 306472, 322324, 421399, 644648, 842798, 886391, 1685596, 1772782, 2336849, 3371192, 3545564, 4673698, 7091128, 9347396, 18694792, 25705339, 51410678, 102821356, 205642712]

約数ペア:

[(1, 205642712), (2, 102821356), (4, 51410678), (8, 25705339), (11, 18694792), (22, 9347396), (29, 7091128), (44, 4673698), (58, 3545564), (61, 3371192), (88, 2336849), (116, 1772782), (122, 1685596), (232, 886391), (244, 842798), (319, 644648), (488, 421399), (638, 322324), (671, 306472), (1276, 161162), (1321, 155672), (1342, 153236), (1769, 116248), (2552, 80581), (2642, 77836), (2684, 76618), (3538, 58124), (5284, 38918), (5368, 38309), (7076, 29062), (10568, 19459), (14152, 14531)]