83856395

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 123492096

約数和(自身を除く): 39635701

約数列:

[1, 5, 7, 31, 35, 49, 61, 155, 181, 217, 245, 305, 427, 905, 1085, 1267, 1519, 1891, 2135, 2989, 5611, 6335, 7595, 8869, 9455, 11041, 13237, 14945, 28055, 39277, 44345, 55205, 66185, 77287, 92659, 196385, 274939, 342271, 386435, 463295, 541009, 1374695, 1711355, 2395897, 2705045, 11979485, 16771279, 83856395]

約数ペア:

[(1, 83856395), (5, 16771279), (7, 11979485), (31, 2705045), (35, 2395897), (49, 1711355), (61, 1374695), (155, 541009), (181, 463295), (217, 386435), (245, 342271), (305, 274939), (427, 196385), (905, 92659), (1085, 77287), (1267, 66185), (1519, 55205), (1891, 44345), (2135, 39277), (2989, 28055), (5611, 14945), (6335, 13237), (7595, 11041), (8869, 9455)]