1640532958

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 2680030080

約数和(自身を除く): 1039497122

約数列:

[1, 2, 29, 31, 58, 62, 71, 142, 181, 362, 899, 1798, 2059, 2201, 4118, 4402, 5041, 5249, 5611, 10082, 10498, 11222, 12851, 25702, 63829, 127658, 146189, 156271, 162719, 292378, 312542, 325438, 372679, 398381, 745358, 796762, 912421, 1824842, 4531859, 9063718, 11553049, 23106098, 26460209, 28285051, 52920418, 56570102, 820266479, 1640532958]

約数ペア:

[(1, 1640532958), (2, 820266479), (29, 56570102), (31, 52920418), (58, 28285051), (62, 26460209), (71, 23106098), (142, 11553049), (181, 9063718), (362, 4531859), (899, 1824842), (1798, 912421), (2059, 796762), (2201, 745358), (4118, 398381), (4402, 372679), (5041, 325438), (5249, 312542), (5611, 292378), (10082, 162719), (10498, 156271), (11222, 146189), (12851, 127658), (25702, 63829)]