51996675

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 91922688

約数和(自身を除く): 39926013

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 115, 129, 215, 345, 575, 645, 701, 989, 1075, 1725, 2103, 2967, 3225, 3505, 4945, 10515, 14835, 16123, 17525, 24725, 30143, 48369, 52575, 74175, 80615, 90429, 150715, 241845, 403075, 452145, 693289, 753575, 1209225, 2079867, 2260725, 3466445, 10399335, 17332225, 51996675]

約数ペア:

[(1, 51996675), (3, 17332225), (5, 10399335), (15, 3466445), (23, 2260725), (25, 2079867), (43, 1209225), (69, 753575), (75, 693289), (115, 452145), (129, 403075), (215, 241845), (345, 150715), (575, 90429), (645, 80615), (701, 74175), (989, 52575), (1075, 48369), (1725, 30143), (2103, 24725), (2967, 17525), (3225, 16123), (3505, 14835), (4945, 10515)]