516200

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 1255500

約数和(自身を除く): 739300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 89, 100, 116, 145, 178, 200, 232, 290, 356, 445, 580, 712, 725, 890, 1160, 1450, 1780, 2225, 2581, 2900, 3560, 4450, 5162, 5800, 8900, 10324, 12905, 17800, 20648, 25810, 51620, 64525, 103240, 129050, 258100, 516200]

約数ペア:

[(1, 516200), (2, 258100), (4, 129050), (5, 103240), (8, 64525), (10, 51620), (20, 25810), (25, 20648), (29, 17800), (40, 12905), (50, 10324), (58, 8900), (89, 5800), (100, 5162), (116, 4450), (145, 3560), (178, 2900), (200, 2581), (232, 2225), (290, 1780), (356, 1450), (445, 1160), (580, 890), (712, 725)]