40807900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 102417056

約数和(自身を除く): 61609156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 601, 679, 700, 970, 1202, 1358, 1940, 2404, 2425, 2716, 3005, 3395, 4207, 4850, 6010, 6790, 8414, 9700, 12020, 13580, 15025, 16828, 16975, 21035, 30050, 33950, 42070, 58297, 60100, 67900, 84140, 105175, 116594, 210350, 233188, 291485, 408079, 420700, 582970, 816158, 1165940, 1457425, 1632316, 2040395, 2914850, 4080790, 5829700, 8161580, 10201975, 20403950, 40807900]

約数ペア:

[(1, 40807900), (2, 20403950), (4, 10201975), (5, 8161580), (7, 5829700), (10, 4080790), (14, 2914850), (20, 2040395), (25, 1632316), (28, 1457425), (35, 1165940), (50, 816158), (70, 582970), (97, 420700), (100, 408079), (140, 291485), (175, 233188), (194, 210350), (350, 116594), (388, 105175), (485, 84140), (601, 67900), (679, 60100), (700, 58297), (970, 42070), (1202, 33950), (1358, 30050), (1940, 21035), (2404, 16975), (2425, 16828), (2716, 15025), (3005, 13580), (3395, 12020), (4207, 9700), (4850, 8414), (6010, 6790)]