78477760

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2381}}^1$

素因数の和:2501

約数の個数: 56

約数和(自身を含む): 188768736

約数和(自身を除く): 110290976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 2381, 3296, 4120, 4762, 6592, 8240, 9524, 11905, 16480, 19048, 23810, 32960, 38096, 47620, 76192, 95240, 152384, 190480, 245243, 380960, 490486, 761920, 980972, 1226215, 1961944, 2452430, 3923888, 4904860, 7847776, 9809720, 15695552, 19619440, 39238880, 78477760]

約数ペア:

[(1, 78477760), (2, 39238880), (4, 19619440), (5, 15695552), (8, 9809720), (10, 7847776), (16, 4904860), (20, 3923888), (32, 2452430), (40, 1961944), (64, 1226215), (80, 980972), (103, 761920), (160, 490486), (206, 380960), (320, 245243), (412, 190480), (515, 152384), (824, 95240), (1030, 76192), (1648, 47620), (2060, 38096), (2381, 32960), (3296, 23810), (4120, 19048), (4762, 16480), (6592, 11905), (8240, 9524)]