52125680

素因数分解:

$2^4\times 5^1\times {\mathrm{709}}^1\times {\mathrm{919}}^1$

素因数の和:1641

約数の個数: 40

約数和(自身を含む): 121495200

約数和(自身を除く): 69369520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 709, 919, 1418, 1838, 2836, 3545, 3676, 4595, 5672, 7090, 7352, 9190, 11344, 14180, 14704, 18380, 28360, 36760, 56720, 73520, 651571, 1303142, 2606284, 3257855, 5212568, 6515710, 10425136, 13031420, 26062840, 52125680]

約数ペア:

[(1, 52125680), (2, 26062840), (4, 13031420), (5, 10425136), (8, 6515710), (10, 5212568), (16, 3257855), (20, 2606284), (40, 1303142), (80, 651571), (709, 73520), (919, 56720), (1418, 36760), (1838, 28360), (2836, 18380), (3545, 14704), (3676, 14180), (4595, 11344), (5672, 9190), (7090, 7352)]