80445708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4373}}^1$

素因数の和:4463

約数の個数: 72

約数和(自身を含む): 235636128

約数和(自身を除く): 155190420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1314, 1533, 2044, 2628, 3066, 4373, 4599, 6132, 8746, 9198, 13119, 17492, 18396, 26238, 30611, 39357, 52476, 61222, 78714, 91833, 122444, 157428, 183666, 275499, 319229, 367332, 550998, 638458, 957687, 1101996, 1276916, 1915374, 2234603, 2873061, 3830748, 4469206, 5746122, 6703809, 8938412, 11492244, 13407618, 20111427, 26815236, 40222854, 80445708]

約数ペア:

[(1, 80445708), (2, 40222854), (3, 26815236), (4, 20111427), (6, 13407618), (7, 11492244), (9, 8938412), (12, 6703809), (14, 5746122), (18, 4469206), (21, 3830748), (28, 2873061), (36, 2234603), (42, 1915374), (63, 1276916), (73, 1101996), (84, 957687), (126, 638458), (146, 550998), (219, 367332), (252, 319229), (292, 275499), (438, 183666), (511, 157428), (657, 122444), (876, 91833), (1022, 78714), (1314, 61222), (1533, 52476), (2044, 39357), (2628, 30611), (3066, 26238), (4373, 18396), (4599, 17492), (6132, 13119), (8746, 9198)]