161775975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1061}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 284446080

約数和(自身を除く): 122670105

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 107, 285, 321, 475, 535, 1061, 1425, 1605, 2033, 2675, 3183, 5305, 6099, 8025, 10165, 15915, 20159, 26525, 30495, 50825, 60477, 79575, 100795, 113527, 152475, 302385, 340581, 503975, 567635, 1511925, 1702905, 2157013, 2838175, 6471039, 8514525, 10785065, 32355195, 53925325, 161775975]

約数ペア:

[(1, 161775975), (3, 53925325), (5, 32355195), (15, 10785065), (19, 8514525), (25, 6471039), (57, 2838175), (75, 2157013), (95, 1702905), (107, 1511925), (285, 567635), (321, 503975), (475, 340581), (535, 302385), (1061, 152475), (1425, 113527), (1605, 100795), (2033, 79575), (2675, 60477), (3183, 50825), (5305, 30495), (6099, 26525), (8025, 20159), (10165, 15915)]