528028900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{107761}}^1$

素因数の和:107789

約数の個数: 54

約数和(自身を含む): 1332908178

約数和(自身を除く): 804879278

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 107761, 215522, 431044, 538805, 754327, 1077610, 1508654, 2155220, 2694025, 3017308, 3771635, 5280289, 5388050, 7543270, 10560578, 10776100, 15086540, 18858175, 21121156, 26401445, 37716350, 52802890, 75432700, 105605780, 132007225, 264014450, 528028900]

約数ペア:

[(1, 528028900), (2, 264014450), (4, 132007225), (5, 105605780), (7, 75432700), (10, 52802890), (14, 37716350), (20, 26401445), (25, 21121156), (28, 18858175), (35, 15086540), (49, 10776100), (50, 10560578), (70, 7543270), (98, 5388050), (100, 5280289), (140, 3771635), (175, 3017308), (196, 2694025), (245, 2155220), (350, 1508654), (490, 1077610), (700, 754327), (980, 538805), (1225, 431044), (2450, 215522), (4900, 107761)]