77579375

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 104966400

約数和(自身を除く): 27387025

約数列:

[1, 5, 19, 25, 47, 95, 125, 139, 235, 475, 625, 695, 893, 1175, 2375, 2641, 3475, 4465, 5875, 6533, 11875, 13205, 17375, 22325, 29375, 32665, 66025, 86875, 111625, 124127, 163325, 330125, 558125, 620635, 816625, 1650625, 3103175, 4083125, 15515875, 77579375]

約数ペア:

[(1, 77579375), (5, 15515875), (19, 4083125), (25, 3103175), (47, 1650625), (95, 816625), (125, 620635), (139, 558125), (235, 330125), (475, 163325), (625, 124127), (695, 111625), (893, 86875), (1175, 66025), (2375, 32665), (2641, 29375), (3475, 22325), (4465, 17375), (5875, 13205), (6533, 11875)]