123254125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 164406528

約数和(自身を除く): 41152403

約数列:

[1, 5, 23, 25, 43, 115, 125, 215, 575, 989, 997, 1075, 2875, 4945, 4985, 5375, 22931, 24725, 24925, 42871, 114655, 123625, 124625, 214355, 573275, 986033, 1071775, 2866375, 4930165, 5358875, 24650825, 123254125]

約数ペア:

[(1, 123254125), (5, 24650825), (23, 5358875), (25, 4930165), (43, 2866375), (115, 1071775), (125, 986033), (215, 573275), (575, 214355), (989, 124625), (997, 123625), (1075, 114655), (2875, 42871), (4945, 24925), (4985, 24725), (5375, 22931)]