81091830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 203938560

約数和(自身を除く): 122846730

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 83, 87, 145, 166, 174, 249, 290, 415, 435, 498, 830, 870, 1123, 1245, 2246, 2407, 2490, 3369, 4814, 5615, 6738, 7221, 11230, 12035, 14442, 16845, 24070, 32567, 33690, 36105, 65134, 72210, 93209, 97701, 162835, 186418, 195402, 279627, 325670, 466045, 488505, 559254, 932090, 977010, 1398135, 2703061, 2796270, 5406122, 8109183, 13515305, 16218366, 27030610, 40545915, 81091830]

約数ペア:

[(1, 81091830), (2, 40545915), (3, 27030610), (5, 16218366), (6, 13515305), (10, 8109183), (15, 5406122), (29, 2796270), (30, 2703061), (58, 1398135), (83, 977010), (87, 932090), (145, 559254), (166, 488505), (174, 466045), (249, 325670), (290, 279627), (415, 195402), (435, 186418), (498, 162835), (830, 97701), (870, 93209), (1123, 72210), (1245, 65134), (2246, 36105), (2407, 33690), (2490, 32567), (3369, 24070), (4814, 16845), (5615, 14442), (6738, 12035), (7221, 11230)]