122688400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{7481}}^1$

素因数の和:7540

約数の個数: 60

約数和(自身を含む): 301988484

約数和(自身を除く): 179300084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3280, 4100, 7481, 8200, 14962, 16400, 29924, 37405, 59848, 74810, 119696, 149620, 187025, 299240, 306721, 374050, 598480, 613442, 748100, 1226884, 1496200, 1533605, 2453768, 2992400, 3067210, 4907536, 6134420, 7668025, 12268840, 15336050, 24537680, 30672100, 61344200, 122688400]

約数ペア:

[(1, 122688400), (2, 61344200), (4, 30672100), (5, 24537680), (8, 15336050), (10, 12268840), (16, 7668025), (20, 6134420), (25, 4907536), (40, 3067210), (41, 2992400), (50, 2453768), (80, 1533605), (82, 1496200), (100, 1226884), (164, 748100), (200, 613442), (205, 598480), (328, 374050), (400, 306721), (410, 299240), (656, 187025), (820, 149620), (1025, 119696), (1640, 74810), (2050, 59848), (3280, 37405), (4100, 29924), (7481, 16400), (8200, 14962)]