8286100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 19248768

約数和(自身を除く): 10962668

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 43, 47, 50, 82, 86, 94, 100, 164, 172, 188, 205, 215, 235, 410, 430, 470, 820, 860, 940, 1025, 1075, 1175, 1763, 1927, 2021, 2050, 2150, 2350, 3526, 3854, 4042, 4100, 4300, 4700, 7052, 7708, 8084, 8815, 9635, 10105, 17630, 19270, 20210, 35260, 38540, 40420, 44075, 48175, 50525, 82861, 88150, 96350, 101050, 165722, 176300, 192700, 202100, 331444, 414305, 828610, 1657220, 2071525, 4143050, 8286100]

約数ペア:

[(1, 8286100), (2, 4143050), (4, 2071525), (5, 1657220), (10, 828610), (20, 414305), (25, 331444), (41, 202100), (43, 192700), (47, 176300), (50, 165722), (82, 101050), (86, 96350), (94, 88150), (100, 82861), (164, 50525), (172, 48175), (188, 44075), (205, 40420), (215, 38540), (235, 35260), (410, 20210), (430, 19270), (470, 17630), (820, 10105), (860, 9635), (940, 8815), (1025, 8084), (1075, 7708), (1175, 7052), (1763, 4700), (1927, 4300), (2021, 4100), (2050, 4042), (2150, 3854), (2350, 3526)]