256487165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{160807}}^1$

素因数の和:160852

約数の個数: 16

約数和(自身を含む): 347345280

約数和(自身を除く): 90858115

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 160807, 804035, 1768877, 4663403, 8844385, 23317015, 51297433, 256487165]

約数ペア:

[(1, 256487165), (5, 51297433), (11, 23317015), (29, 8844385), (55, 4663403), (145, 1768877), (319, 804035), (1595, 160807)]