711790850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^2$

素因数の和:312

約数の個数: 72

約数和(自身を含む): 1432324620

約数和(自身を除く): 720533770

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 97, 170, 178, 194, 425, 445, 485, 850, 890, 970, 1513, 1649, 2225, 2425, 3026, 3298, 4450, 4850, 7565, 8245, 8633, 9409, 15130, 16490, 17266, 18818, 37825, 41225, 43165, 47045, 75650, 82450, 86330, 94090, 146761, 159953, 215825, 235225, 293522, 319906, 431650, 470450, 733805, 799765, 837401, 1467610, 1599530, 1674802, 3669025, 3998825, 4187005, 7338050, 7997650, 8374010, 14235817, 20935025, 28471634, 41870050, 71179085, 142358170, 355895425, 711790850]

約数ペア:

[(1, 711790850), (2, 355895425), (5, 142358170), (10, 71179085), (17, 41870050), (25, 28471634), (34, 20935025), (50, 14235817), (85, 8374010), (89, 7997650), (97, 7338050), (170, 4187005), (178, 3998825), (194, 3669025), (425, 1674802), (445, 1599530), (485, 1467610), (850, 837401), (890, 799765), (970, 733805), (1513, 470450), (1649, 431650), (2225, 319906), (2425, 293522), (3026, 235225), (3298, 215825), (4450, 159953), (4850, 146761), (7565, 94090), (8245, 86330), (8633, 82450), (9409, 75650), (15130, 47045), (16490, 43165), (17266, 41225), (18818, 37825)]