42168775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 61067520

約数和(自身を除く): 18898745

約数列:

[1, 5, 11, 23, 25, 55, 59, 113, 115, 253, 275, 295, 565, 575, 649, 1243, 1265, 1357, 1475, 2599, 2825, 3245, 6215, 6325, 6667, 6785, 12995, 14927, 16225, 28589, 31075, 33335, 33925, 64975, 73337, 74635, 142945, 153341, 166675, 366685, 373175, 714725, 766705, 1686751, 1833425, 3833525, 8433755, 42168775]

約数ペア:

[(1, 42168775), (5, 8433755), (11, 3833525), (23, 1833425), (25, 1686751), (55, 766705), (59, 714725), (113, 373175), (115, 366685), (253, 166675), (275, 153341), (295, 142945), (565, 74635), (575, 73337), (649, 64975), (1243, 33925), (1265, 33335), (1357, 31075), (1475, 28589), (2599, 16225), (2825, 14927), (3245, 12995), (6215, 6785), (6325, 6667)]