189715510

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{1493}}^1$

素因数の和:1728

約数の個数: 32

約数和(自身を含む): 347874912

約数和(自身を除く): 158159402

約数列:

[1, 2, 5, 10, 97, 131, 194, 262, 485, 655, 970, 1310, 1493, 2986, 7465, 12707, 14930, 25414, 63535, 127070, 144821, 195583, 289642, 391166, 724105, 977915, 1448210, 1955830, 18971551, 37943102, 94857755, 189715510]

約数ペア:

[(1, 189715510), (2, 94857755), (5, 37943102), (10, 18971551), (97, 1955830), (131, 1448210), (194, 977915), (262, 724105), (485, 391166), (655, 289642), (970, 195583), (1310, 144821), (1493, 127070), (2986, 63535), (7465, 25414), (12707, 14930)]