61980200

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7207}}^1$

素因数の和:7266

約数の個数: 48

約数和(自身を含む): 147475680

約数和(自身を除く): 85495480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 7207, 8600, 14414, 28828, 36035, 57656, 72070, 144140, 180175, 288280, 309901, 360350, 619802, 720700, 1239604, 1441400, 1549505, 2479208, 3099010, 6198020, 7747525, 12396040, 15495050, 30990100, 61980200]

約数ペア:

[(1, 61980200), (2, 30990100), (4, 15495050), (5, 12396040), (8, 7747525), (10, 6198020), (20, 3099010), (25, 2479208), (40, 1549505), (43, 1441400), (50, 1239604), (86, 720700), (100, 619802), (172, 360350), (200, 309901), (215, 288280), (344, 180175), (430, 144140), (860, 72070), (1075, 57656), (1720, 36035), (2150, 28828), (4300, 14414), (7207, 8600)]