201331312

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2609}}^1$

素因数の和:2690

約数の個数: 80

約数和(自身を含む): 489343680

約数和(自身を除く): 288012368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 53, 56, 91, 104, 106, 112, 182, 208, 212, 364, 371, 424, 689, 728, 742, 848, 1378, 1456, 1484, 2609, 2756, 2968, 4823, 5218, 5512, 5936, 9646, 10436, 11024, 18263, 19292, 20872, 33917, 36526, 38584, 41744, 67834, 73052, 77168, 135668, 138277, 146104, 237419, 271336, 276554, 292208, 474838, 542672, 553108, 949676, 967939, 1106216, 1797601, 1899352, 1935878, 2212432, 3595202, 3798704, 3871756, 7190404, 7743512, 12583207, 14380808, 15487024, 25166414, 28761616, 50332828, 100665656, 201331312]

約数ペア:

[(1, 201331312), (2, 100665656), (4, 50332828), (7, 28761616), (8, 25166414), (13, 15487024), (14, 14380808), (16, 12583207), (26, 7743512), (28, 7190404), (52, 3871756), (53, 3798704), (56, 3595202), (91, 2212432), (104, 1935878), (106, 1899352), (112, 1797601), (182, 1106216), (208, 967939), (212, 949676), (364, 553108), (371, 542672), (424, 474838), (689, 292208), (728, 276554), (742, 271336), (848, 237419), (1378, 146104), (1456, 138277), (1484, 135668), (2609, 77168), (2756, 73052), (2968, 67834), (4823, 41744), (5218, 38584), (5512, 36526), (5936, 33917), (9646, 20872), (10436, 19292), (11024, 18263)]