156982137080

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3041}}^1\times {\mathrm{6551}}^1$

素因数の和:9800

約数の個数: 64

約数和(自身を含む): 355173698880

約数和(自身を除く): 198191561800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3041, 3940, 6082, 6551, 7880, 12164, 13102, 15205, 24328, 26204, 30410, 32755, 52408, 60820, 65510, 121640, 131020, 262040, 599077, 1198154, 1290547, 2396308, 2581094, 2995385, 4792616, 5162188, 5990770, 6452735, 10324376, 11981540, 12905470, 19921591, 23963080, 25810940, 39843182, 51621880, 79686364, 99607955, 159372728, 199215910, 398431820, 796863640, 3924553427, 7849106854, 15698213708, 19622767135, 31396427416, 39245534270, 78491068540, 156982137080]

約数ペア:

[(1, 156982137080), (2, 78491068540), (4, 39245534270), (5, 31396427416), (8, 19622767135), (10, 15698213708), (20, 7849106854), (40, 3924553427), (197, 796863640), (394, 398431820), (788, 199215910), (985, 159372728), (1576, 99607955), (1970, 79686364), (3041, 51621880), (3940, 39843182), (6082, 25810940), (6551, 23963080), (7880, 19921591), (12164, 12905470), (13102, 11981540), (15205, 10324376), (24328, 6452735), (26204, 5990770), (30410, 5162188), (32755, 4792616), (52408, 2995385), (60820, 2581094), (65510, 2396308), (121640, 1290547), (131020, 1198154), (262040, 599077)]