6542478080

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{164881}}^1$

素因数の和:164933

約数の個数: 72

約数和(自身を含む): 16176902784

約数和(自身を除く): 9634424704

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, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 164881, 329762, 659524, 824405, 1319048, 1648810, 2638096, 3297620, 5111311, 5276192, 6595240, 10222622, 10552384, 13190480, 20445244, 21104768, 25556555, 26380960, 40890488, 42209536, 51113110, 52761920, 81780976, 102226220, 105523840, 163561952, 204452440, 211047680, 327123904, 408904880, 654247808, 817809760, 1308495616, 1635619520, 3271239040, 6542478080]

約数ペア:

[(1, 6542478080), (2, 3271239040), (4, 1635619520), (5, 1308495616), (8, 817809760), (10, 654247808), (16, 408904880), (20, 327123904), (31, 211047680), (32, 204452440), (40, 163561952), (62, 105523840), (64, 102226220), (80, 81780976), (124, 52761920), (128, 51113110), (155, 42209536), (160, 40890488), (248, 26380960), (256, 25556555), (310, 21104768), (320, 20445244), (496, 13190480), (620, 10552384), (640, 10222622), (992, 6595240), (1240, 5276192), (1280, 5111311), (1984, 3297620), (2480, 2638096), (3968, 1648810), (4960, 1319048), (7936, 824405), (9920, 659524), (19840, 329762), (39680, 164881)]