49054520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72139}}^1$

素因数の和:72167

約数の個数: 32

約数和(自身を含む): 116866800

約数和(自身を除く): 67812280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 72139, 144278, 288556, 360695, 577112, 721390, 1226363, 1442780, 2452726, 2885560, 4905452, 6131815, 9810904, 12263630, 24527260, 49054520]

約数ペア:

[(1, 49054520), (2, 24527260), (4, 12263630), (5, 9810904), (8, 6131815), (10, 4905452), (17, 2885560), (20, 2452726), (34, 1442780), (40, 1226363), (68, 721390), (85, 577112), (136, 360695), (170, 288556), (340, 144278), (680, 72139)]