80078800

素因数分解:

$2^4\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1871}}^1$

素因数の和:1996

約数の個数: 60

約数和(自身を含む): 194291136

約数和(自身を除く): 114212336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 200, 214, 400, 428, 535, 856, 1070, 1712, 1871, 2140, 2675, 3742, 4280, 5350, 7484, 8560, 9355, 10700, 14968, 18710, 21400, 29936, 37420, 42800, 46775, 74840, 93550, 149680, 187100, 200197, 374200, 400394, 748400, 800788, 1000985, 1601576, 2001970, 3203152, 4003940, 5004925, 8007880, 10009850, 16015760, 20019700, 40039400, 80078800]

約数ペア:

[(1, 80078800), (2, 40039400), (4, 20019700), (5, 16015760), (8, 10009850), (10, 8007880), (16, 5004925), (20, 4003940), (25, 3203152), (40, 2001970), (50, 1601576), (80, 1000985), (100, 800788), (107, 748400), (200, 400394), (214, 374200), (400, 200197), (428, 187100), (535, 149680), (856, 93550), (1070, 74840), (1712, 46775), (1871, 42800), (2140, 37420), (2675, 29936), (3742, 21400), (4280, 18710), (5350, 14968), (7484, 10700), (8560, 9355)]