90557200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 230024960

約数和(自身を除く): 139467760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 67, 80, 100, 109, 124, 134, 155, 200, 218, 248, 268, 310, 335, 400, 436, 496, 536, 545, 620, 670, 775, 872, 1072, 1090, 1240, 1340, 1550, 1675, 1744, 2077, 2180, 2480, 2680, 2725, 3100, 3350, 3379, 4154, 4360, 5360, 5450, 6200, 6700, 6758, 7303, 8308, 8720, 10385, 10900, 12400, 13400, 13516, 14606, 16616, 16895, 20770, 21800, 26800, 27032, 29212, 33232, 33790, 36515, 41540, 43600, 51925, 54064, 58424, 67580, 73030, 83080, 84475, 103850, 116848, 135160, 146060, 166160, 168950, 182575, 207700, 226393, 270320, 292120, 337900, 365150, 415400, 452786, 584240, 675800, 730300, 830800, 905572, 1131965, 1351600, 1460600, 1811144, 2263930, 2921200, 3622288, 4527860, 5659825, 9055720, 11319650, 18111440, 22639300, 45278600, 90557200]

約数ペア:

[(1, 90557200), (2, 45278600), (4, 22639300), (5, 18111440), (8, 11319650), (10, 9055720), (16, 5659825), (20, 4527860), (25, 3622288), (31, 2921200), (40, 2263930), (50, 1811144), (62, 1460600), (67, 1351600), (80, 1131965), (100, 905572), (109, 830800), (124, 730300), (134, 675800), (155, 584240), (200, 452786), (218, 415400), (248, 365150), (268, 337900), (310, 292120), (335, 270320), (400, 226393), (436, 207700), (496, 182575), (536, 168950), (545, 166160), (620, 146060), (670, 135160), (775, 116848), (872, 103850), (1072, 84475), (1090, 83080), (1240, 73030), (1340, 67580), (1550, 58424), (1675, 54064), (1744, 51925), (2077, 43600), (2180, 41540), (2480, 36515), (2680, 33790), (2725, 33232), (3100, 29212), (3350, 27032), (3379, 26800), (4154, 21800), (4360, 20770), (5360, 16895), (5450, 16616), (6200, 14606), (6700, 13516), (6758, 13400), (7303, 12400), (8308, 10900), (8720, 10385)]