78872175

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{15241}}^1$

素因数の和:15280

約数の個数: 36

約数和(自身を含む): 147420624

約数和(自身を除く): 68548449

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 15241, 45723, 76205, 137169, 228615, 350543, 381025, 685845, 1051629, 1143075, 1752715, 3154887, 3429225, 5258145, 8763575, 15774435, 26290725, 78872175]

約数ペア:

[(1, 78872175), (3, 26290725), (5, 15774435), (9, 8763575), (15, 5258145), (23, 3429225), (25, 3154887), (45, 1752715), (69, 1143075), (75, 1051629), (115, 685845), (207, 381025), (225, 350543), (345, 228615), (575, 137169), (1035, 76205), (1725, 45723), (5175, 15241)]