72601000

素因数分解:

$2^3\times 5^3\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1019

約数の個数: 64

約数和(自身を含む): 172224000

約数和(自身を除く): 99623000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 125, 158, 200, 250, 316, 395, 500, 632, 790, 919, 1000, 1580, 1838, 1975, 3160, 3676, 3950, 4595, 7352, 7900, 9190, 9875, 15800, 18380, 19750, 22975, 36760, 39500, 45950, 72601, 79000, 91900, 114875, 145202, 183800, 229750, 290404, 363005, 459500, 580808, 726010, 919000, 1452020, 1815025, 2904040, 3630050, 7260100, 9075125, 14520200, 18150250, 36300500, 72601000]

約数ペア:

[(1, 72601000), (2, 36300500), (4, 18150250), (5, 14520200), (8, 9075125), (10, 7260100), (20, 3630050), (25, 2904040), (40, 1815025), (50, 1452020), (79, 919000), (100, 726010), (125, 580808), (158, 459500), (200, 363005), (250, 290404), (316, 229750), (395, 183800), (500, 145202), (632, 114875), (790, 91900), (919, 79000), (1000, 72601), (1580, 45950), (1838, 39500), (1975, 36760), (3160, 22975), (3676, 19750), (3950, 18380), (4595, 15800), (7352, 9875), (7900, 9190)]