205030112

素因数分解:

$2^5\times 7^2\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:824

約数の個数: 72

約数和(自身を含む): 472431960

約数和(自身を除く): 267401848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 229, 392, 458, 571, 784, 916, 1142, 1568, 1603, 1832, 2284, 3206, 3664, 3997, 4568, 6412, 7328, 7994, 9136, 11221, 12824, 15988, 18272, 22442, 25648, 27979, 31976, 44884, 51296, 55958, 63952, 89768, 111916, 127904, 130759, 179536, 223832, 261518, 359072, 447664, 523036, 895328, 915313, 1046072, 1830626, 2092144, 3661252, 4184288, 6407191, 7322504, 12814382, 14645008, 25628764, 29290016, 51257528, 102515056, 205030112]

約数ペア:

[(1, 205030112), (2, 102515056), (4, 51257528), (7, 29290016), (8, 25628764), (14, 14645008), (16, 12814382), (28, 7322504), (32, 6407191), (49, 4184288), (56, 3661252), (98, 2092144), (112, 1830626), (196, 1046072), (224, 915313), (229, 895328), (392, 523036), (458, 447664), (571, 359072), (784, 261518), (916, 223832), (1142, 179536), (1568, 130759), (1603, 127904), (1832, 111916), (2284, 89768), (3206, 63952), (3664, 55958), (3997, 51296), (4568, 44884), (6412, 31976), (7328, 27979), (7994, 25648), (9136, 22442), (11221, 18272), (12824, 15988)]