128400835

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{38501}}^1$

素因数の和:38558

約数の個数: 16

約数和(自身を含む): 166328640

約数和(自身を除く): 37927805

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 38501, 192505, 885523, 1116529, 4427615, 5582645, 25680167, 128400835]

約数ペア:

[(1, 128400835), (5, 25680167), (23, 5582645), (29, 4427615), (115, 1116529), (145, 885523), (667, 192505), (3335, 38501)]