82071580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1213}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 183556800

約数和(自身を除く): 101485220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 796, 995, 1213, 1990, 2426, 3383, 3980, 4852, 6065, 6766, 12130, 13532, 16915, 20621, 24260, 33830, 41242, 67660, 82484, 103105, 206210, 241387, 412420, 482774, 965548, 1206935, 2413870, 4103579, 4827740, 8207158, 16414316, 20517895, 41035790, 82071580]

約数ペア:

[(1, 82071580), (2, 41035790), (4, 20517895), (5, 16414316), (10, 8207158), (17, 4827740), (20, 4103579), (34, 2413870), (68, 1206935), (85, 965548), (170, 482774), (199, 412420), (340, 241387), (398, 206210), (796, 103105), (995, 82484), (1213, 67660), (1990, 41242), (2426, 33830), (3383, 24260), (3980, 20621), (4852, 16915), (6065, 13532), (6766, 12130)]