51698335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 72112320

約数和(自身を除く): 20413985

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 779, 1021, 1235, 2665, 3895, 5105, 10127, 13273, 19399, 41861, 50635, 66365, 96995, 209305, 252187, 544193, 795359, 1260935, 2720965, 3976795, 10339667, 51698335]

約数ペア:

[(1, 51698335), (5, 10339667), (13, 3976795), (19, 2720965), (41, 1260935), (65, 795359), (95, 544193), (205, 252187), (247, 209305), (533, 96995), (779, 66365), (1021, 50635), (1235, 41861), (2665, 19399), (3895, 13273), (5105, 10127)]