67745440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{8641}}^1$

素因数の和:8670

約数の個数: 72

約数和(自身を含む): 186200532

約数和(自身を除く): 118455092

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 8641, 17282, 34564, 43205, 60487, 69128, 86410, 120974, 138256, 172820, 241948, 276512, 302435, 345640, 423409, 483896, 604870, 691280, 846818, 967792, 1209740, 1382560, 1693636, 1935584, 2117045, 2419480, 3387272, 4234090, 4838960, 6774544, 8468180, 9677920, 13549088, 16936360, 33872720, 67745440]

約数ペア:

[(1, 67745440), (2, 33872720), (4, 16936360), (5, 13549088), (7, 9677920), (8, 8468180), (10, 6774544), (14, 4838960), (16, 4234090), (20, 3387272), (28, 2419480), (32, 2117045), (35, 1935584), (40, 1693636), (49, 1382560), (56, 1209740), (70, 967792), (80, 846818), (98, 691280), (112, 604870), (140, 483896), (160, 423409), (196, 345640), (224, 302435), (245, 276512), (280, 241948), (392, 172820), (490, 138256), (560, 120974), (784, 86410), (980, 69128), (1120, 60487), (1568, 43205), (1960, 34564), (3920, 17282), (7840, 8641)]