53120500

素因数分解:

$2^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 117044928

約数和(自身を除く): 63924428

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 131, 250, 262, 500, 524, 655, 811, 1310, 1622, 2620, 3244, 3275, 4055, 6550, 8110, 13100, 16220, 16375, 20275, 32750, 40550, 65500, 81100, 101375, 106241, 202750, 212482, 405500, 424964, 531205, 1062410, 2124820, 2656025, 5312050, 10624100, 13280125, 26560250, 53120500]

約数ペア:

[(1, 53120500), (2, 26560250), (4, 13280125), (5, 10624100), (10, 5312050), (20, 2656025), (25, 2124820), (50, 1062410), (100, 531205), (125, 424964), (131, 405500), (250, 212482), (262, 202750), (500, 106241), (524, 101375), (655, 81100), (811, 65500), (1310, 40550), (1622, 32750), (2620, 20275), (3244, 16375), (3275, 16220), (4055, 13100), (6550, 8110)]