99729700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{20353}}^1$

素因数の和:20381

約数の個数: 54

約数和(自身を含む): 251758626

約数和(自身を除く): 152028926

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 20353, 40706, 81412, 101765, 142471, 203530, 284942, 407060, 508825, 569884, 712355, 997297, 1017650, 1424710, 1994594, 2035300, 2849420, 3561775, 3989188, 4986485, 7123550, 9972970, 14247100, 19945940, 24932425, 49864850, 99729700]

約数ペア:

[(1, 99729700), (2, 49864850), (4, 24932425), (5, 19945940), (7, 14247100), (10, 9972970), (14, 7123550), (20, 4986485), (25, 3989188), (28, 3561775), (35, 2849420), (49, 2035300), (50, 1994594), (70, 1424710), (98, 1017650), (100, 997297), (140, 712355), (175, 569884), (196, 508825), (245, 407060), (350, 284942), (490, 203530), (700, 142471), (980, 101765), (1225, 81412), (2450, 40706), (4900, 20353)]