319154810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1647

約数の個数: 48

約数和(自身を含む): 627388416

約数和(自身を除く): 308233606

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 169, 254, 338, 635, 845, 1270, 1487, 1651, 1690, 2974, 3302, 7435, 8255, 14870, 16510, 19331, 21463, 38662, 42926, 96655, 107315, 188849, 193310, 214630, 251303, 377698, 502606, 944245, 1256515, 1888490, 2455037, 2513030, 4910074, 12275185, 24550370, 31915481, 63830962, 159577405, 319154810]

約数ペア:

[(1, 319154810), (2, 159577405), (5, 63830962), (10, 31915481), (13, 24550370), (26, 12275185), (65, 4910074), (127, 2513030), (130, 2455037), (169, 1888490), (254, 1256515), (338, 944245), (635, 502606), (845, 377698), (1270, 251303), (1487, 214630), (1651, 193310), (1690, 188849), (2974, 107315), (3302, 96655), (7435, 42926), (8255, 38662), (14870, 21463), (16510, 19331)]