71372455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 113379840

約数和(自身を除く): 42007385

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 121, 133, 209, 385, 605, 665, 847, 887, 1045, 1463, 2299, 4235, 4435, 6209, 7315, 9757, 11495, 16093, 16853, 31045, 48785, 68299, 80465, 84265, 107327, 117971, 185383, 341495, 536635, 589855, 751289, 926915, 1297681, 2039213, 3756445, 6488405, 10196065, 14274491, 71372455]

約数ペア:

[(1, 71372455), (5, 14274491), (7, 10196065), (11, 6488405), (19, 3756445), (35, 2039213), (55, 1297681), (77, 926915), (95, 751289), (121, 589855), (133, 536635), (209, 341495), (385, 185383), (605, 117971), (665, 107327), (847, 84265), (887, 80465), (1045, 68299), (1463, 48785), (2299, 31045), (4235, 16853), (4435, 16093), (6209, 11495), (7315, 9757)]