8240980480

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103843}}^1$

素因数の和:103897

約数の個数: 80

約数和(自身を含む): 20396623104

約数和(自身を除く): 12155642624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 39680, 79360, 103843, 207686, 415372, 519215, 830744, 1038430, 1661488, 2076860, 3219133, 3322976, 4153720, 6438266, 6645952, 8307440, 12876532, 13291904, 16095665, 16614880, 25753064, 26583808, 32191330, 33229760, 51506128, 53167616, 64382660, 66459520, 103012256, 128765320, 132919040, 206024512, 257530640, 265838080, 412049024, 515061280, 824098048, 1030122560, 1648196096, 2060245120, 4120490240, 8240980480]

約数ペア:

[(1, 8240980480), (2, 4120490240), (4, 2060245120), (5, 1648196096), (8, 1030122560), (10, 824098048), (16, 515061280), (20, 412049024), (31, 265838080), (32, 257530640), (40, 206024512), (62, 132919040), (64, 128765320), (80, 103012256), (124, 66459520), (128, 64382660), (155, 53167616), (160, 51506128), (248, 33229760), (256, 32191330), (310, 26583808), (320, 25753064), (496, 16614880), (512, 16095665), (620, 13291904), (640, 12876532), (992, 8307440), (1240, 6645952), (1280, 6438266), (1984, 4153720), (2480, 3322976), (2560, 3219133), (3968, 2076860), (4960, 1661488), (7936, 1038430), (9920, 830744), (15872, 519215), (19840, 415372), (39680, 207686), (79360, 103843)]