1279221470

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{5113}}^1$

素因数の和:5444

約数の個数: 32

約数和(自身を含む): 2332965888

約数和(自身を除く): 1053744418

約数列:

[1, 2, 5, 10, 127, 197, 254, 394, 635, 985, 1270, 1970, 5113, 10226, 25019, 25565, 50038, 51130, 125095, 250190, 649351, 1007261, 1298702, 2014522, 3246755, 5036305, 6493510, 10072610, 127922147, 255844294, 639610735, 1279221470]

約数ペア:

[(1, 1279221470), (2, 639610735), (5, 255844294), (10, 127922147), (127, 10072610), (197, 6493510), (254, 5036305), (394, 3246755), (635, 2014522), (985, 1298702), (1270, 1007261), (1970, 649351), (5113, 250190), (10226, 125095), (25019, 51130), (25565, 50038)]