42494080

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1077

約数の個数: 64

約数和(自身を含む): 103207680

約数和(自身を除く): 60713600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 268, 320, 335, 536, 640, 670, 991, 1072, 1340, 1982, 2144, 2680, 3964, 4288, 4955, 5360, 7928, 8576, 9910, 10720, 15856, 19820, 21440, 31712, 39640, 42880, 63424, 66397, 79280, 126848, 132794, 158560, 265588, 317120, 331985, 531176, 634240, 663970, 1062352, 1327940, 2124704, 2655880, 4249408, 5311760, 8498816, 10623520, 21247040, 42494080]

約数ペア:

[(1, 42494080), (2, 21247040), (4, 10623520), (5, 8498816), (8, 5311760), (10, 4249408), (16, 2655880), (20, 2124704), (32, 1327940), (40, 1062352), (64, 663970), (67, 634240), (80, 531176), (128, 331985), (134, 317120), (160, 265588), (268, 158560), (320, 132794), (335, 126848), (536, 79280), (640, 66397), (670, 63424), (991, 42880), (1072, 39640), (1340, 31712), (1982, 21440), (2144, 19820), (2680, 15856), (3964, 10720), (4288, 9910), (4955, 8576), (5360, 7928)]