800965550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{18913}}^1$

素因数の和:18954

約数の個数: 72

約数和(自身を含む): 1871578128

約数和(自身を除く): 1070612578

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 121, 154, 175, 242, 275, 350, 385, 550, 605, 770, 847, 1210, 1694, 1925, 3025, 3850, 4235, 6050, 8470, 18913, 21175, 37826, 42350, 94565, 132391, 189130, 208043, 264782, 416086, 472825, 661955, 945650, 1040215, 1323910, 1456301, 2080430, 2288473, 2912602, 3309775, 4576946, 5201075, 6619550, 7281505, 10402150, 11442365, 14563010, 16019311, 22884730, 32038622, 36407525, 57211825, 72815050, 80096555, 114423650, 160193110, 400482775, 800965550]

約数ペア:

[(1, 800965550), (2, 400482775), (5, 160193110), (7, 114423650), (10, 80096555), (11, 72815050), (14, 57211825), (22, 36407525), (25, 32038622), (35, 22884730), (50, 16019311), (55, 14563010), (70, 11442365), (77, 10402150), (110, 7281505), (121, 6619550), (154, 5201075), (175, 4576946), (242, 3309775), (275, 2912602), (350, 2288473), (385, 2080430), (550, 1456301), (605, 1323910), (770, 1040215), (847, 945650), (1210, 661955), (1694, 472825), (1925, 416086), (3025, 264782), (3850, 208043), (4235, 189130), (6050, 132391), (8470, 94565), (18913, 42350), (21175, 37826)]