127680010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{5801}}^1$

素因数の和:5910

約数の個数: 32

約数和(自身を含む): 240620544

約数和(自身を除く): 112940534

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 710, 2201, 4402, 5801, 11005, 11602, 22010, 29005, 58010, 179831, 359662, 411871, 823742, 899155, 1798310, 2059355, 4118710, 12768001, 25536002, 63840005, 127680010]

約数ペア:

[(1, 127680010), (2, 63840005), (5, 25536002), (10, 12768001), (31, 4118710), (62, 2059355), (71, 1798310), (142, 899155), (155, 823742), (310, 411871), (355, 359662), (710, 179831), (2201, 58010), (4402, 29005), (5801, 22010), (11005, 11602)]