7928900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 20165376

約数和(自身を除く): 12236476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 241, 329, 350, 470, 482, 658, 700, 940, 964, 1175, 1205, 1316, 1645, 1687, 2350, 2410, 3290, 3374, 4700, 4820, 6025, 6580, 6748, 8225, 8435, 11327, 12050, 16450, 16870, 22654, 24100, 32900, 33740, 42175, 45308, 56635, 79289, 84350, 113270, 158578, 168700, 226540, 283175, 317156, 396445, 566350, 792890, 1132700, 1585780, 1982225, 3964450, 7928900]

約数ペア:

[(1, 7928900), (2, 3964450), (4, 1982225), (5, 1585780), (7, 1132700), (10, 792890), (14, 566350), (20, 396445), (25, 317156), (28, 283175), (35, 226540), (47, 168700), (50, 158578), (70, 113270), (94, 84350), (100, 79289), (140, 56635), (175, 45308), (188, 42175), (235, 33740), (241, 32900), (329, 24100), (350, 22654), (470, 16870), (482, 16450), (658, 12050), (700, 11327), (940, 8435), (964, 8225), (1175, 6748), (1205, 6580), (1316, 6025), (1645, 4820), (1687, 4700), (2350, 3374), (2410, 3290)]