51015770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12659}}^1$

素因数の和:12710

約数の個数: 32

約数和(自身を含む): 102090240

約数和(自身を除く): 51074470

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 12659, 25318, 63295, 126590, 164567, 329134, 392429, 784858, 822835, 1645670, 1962145, 3924290, 5101577, 10203154, 25507885, 51015770]

約数ペア:

[(1, 51015770), (2, 25507885), (5, 10203154), (10, 5101577), (13, 3924290), (26, 1962145), (31, 1645670), (62, 822835), (65, 784858), (130, 392429), (155, 329134), (310, 164567), (403, 126590), (806, 63295), (2015, 25318), (4030, 12659)]