61577656

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 138240000

約数和(自身を除く): 76662344

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 217, 248, 316, 434, 449, 553, 632, 868, 898, 1106, 1736, 1796, 2212, 2449, 3143, 3592, 4424, 4898, 6286, 9796, 12572, 13919, 17143, 19592, 25144, 27838, 34286, 35471, 55676, 68572, 70942, 97433, 111352, 137144, 141884, 194866, 248297, 283768, 389732, 496594, 779464, 993188, 1099601, 1986376, 2199202, 4398404, 7697207, 8796808, 15394414, 30788828, 61577656]

約数ペア:

[(1, 61577656), (2, 30788828), (4, 15394414), (7, 8796808), (8, 7697207), (14, 4398404), (28, 2199202), (31, 1986376), (56, 1099601), (62, 993188), (79, 779464), (124, 496594), (158, 389732), (217, 283768), (248, 248297), (316, 194866), (434, 141884), (449, 137144), (553, 111352), (632, 97433), (868, 70942), (898, 68572), (1106, 55676), (1736, 35471), (1796, 34286), (2212, 27838), (2449, 25144), (3143, 19592), (3592, 17143), (4424, 13919), (4898, 12572), (6286, 9796)]