399156950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{15091}}^1$

素因数の和:15149

約数の個数: 36

約数和(自身を含む): 776166468

約数和(自身を除く): 377009518

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 529, 575, 1058, 1150, 2645, 5290, 13225, 15091, 26450, 30182, 75455, 150910, 347093, 377275, 694186, 754550, 1735465, 3470930, 7983139, 8677325, 15966278, 17354650, 39915695, 79831390, 199578475, 399156950]

約数ペア:

[(1, 399156950), (2, 199578475), (5, 79831390), (10, 39915695), (23, 17354650), (25, 15966278), (46, 8677325), (50, 7983139), (115, 3470930), (230, 1735465), (529, 754550), (575, 694186), (1058, 377275), (1150, 347093), (2645, 150910), (5290, 75455), (13225, 30182), (15091, 26450)]