164010800

素因数分解:

$2^4\times 5^2\times {\mathrm{521}}^1\times {\mathrm{787}}^1$

素因数の和:1326

約数の個数: 60

約数和(自身を含む): 395293896

約数和(自身を除く): 231283096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 521, 787, 1042, 1574, 2084, 2605, 3148, 3935, 4168, 5210, 6296, 7870, 8336, 10420, 12592, 13025, 15740, 19675, 20840, 26050, 31480, 39350, 41680, 52100, 62960, 78700, 104200, 157400, 208400, 314800, 410027, 820054, 1640108, 2050135, 3280216, 4100270, 6560432, 8200540, 10250675, 16401080, 20501350, 32802160, 41002700, 82005400, 164010800]

約数ペア:

[(1, 164010800), (2, 82005400), (4, 41002700), (5, 32802160), (8, 20501350), (10, 16401080), (16, 10250675), (20, 8200540), (25, 6560432), (40, 4100270), (50, 3280216), (80, 2050135), (100, 1640108), (200, 820054), (400, 410027), (521, 314800), (787, 208400), (1042, 157400), (1574, 104200), (2084, 78700), (2605, 62960), (3148, 52100), (3935, 41680), (4168, 39350), (5210, 31480), (6296, 26050), (7870, 20840), (8336, 19675), (10420, 15740), (12592, 13025)]