713806640

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:846

約数の個数: 80

約数和(自身を含む): 1691329248

約数和(自身を除く): 977522608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 193, 332, 386, 415, 557, 664, 772, 830, 965, 1114, 1328, 1544, 1660, 1930, 2228, 2785, 3088, 3320, 3860, 4456, 5570, 6640, 7720, 8912, 11140, 15440, 16019, 22280, 32038, 44560, 46231, 64076, 80095, 92462, 107501, 128152, 160190, 184924, 215002, 231155, 256304, 320380, 369848, 430004, 462310, 537505, 640760, 739696, 860008, 924620, 1075010, 1281520, 1720016, 1849240, 2150020, 3698480, 4300040, 8600080, 8922583, 17845166, 35690332, 44612915, 71380664, 89225830, 142761328, 178451660, 356903320, 713806640]

約数ペア:

[(1, 713806640), (2, 356903320), (4, 178451660), (5, 142761328), (8, 89225830), (10, 71380664), (16, 44612915), (20, 35690332), (40, 17845166), (80, 8922583), (83, 8600080), (166, 4300040), (193, 3698480), (332, 2150020), (386, 1849240), (415, 1720016), (557, 1281520), (664, 1075010), (772, 924620), (830, 860008), (965, 739696), (1114, 640760), (1328, 537505), (1544, 462310), (1660, 430004), (1930, 369848), (2228, 320380), (2785, 256304), (3088, 231155), (3320, 215002), (3860, 184924), (4456, 160190), (5570, 128152), (6640, 107501), (7720, 92462), (8912, 80095), (11140, 64076), (15440, 46231), (16019, 44560), (22280, 32038)]