66377675

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 102493440

約数和(自身を除く): 36115765

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 163, 175, 179, 325, 455, 815, 895, 1141, 1253, 2119, 2275, 2327, 4075, 4475, 5705, 6265, 10595, 11635, 14833, 16289, 28525, 29177, 31325, 52975, 58175, 74165, 81445, 145885, 204239, 370825, 379301, 407225, 729425, 1021195, 1896505, 2655107, 5105975, 9482525, 13275535, 66377675]

約数ペア:

[(1, 66377675), (5, 13275535), (7, 9482525), (13, 5105975), (25, 2655107), (35, 1896505), (65, 1021195), (91, 729425), (163, 407225), (175, 379301), (179, 370825), (325, 204239), (455, 145885), (815, 81445), (895, 74165), (1141, 58175), (1253, 52975), (2119, 31325), (2275, 29177), (2327, 28525), (4075, 16289), (4475, 14833), (5705, 11635), (6265, 10595)]