5025440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{641}}^1$

素因数の和:670

約数の個数: 72

約数和(自身を含む): 13832532

約数和(自身を除く): 8807092

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, 641, 784, 980, 1120, 1282, 1568, 1960, 2564, 3205, 3920, 4487, 5128, 6410, 7840, 8974, 10256, 12820, 17948, 20512, 22435, 25640, 31409, 35896, 44870, 51280, 62818, 71792, 89740, 102560, 125636, 143584, 157045, 179480, 251272, 314090, 358960, 502544, 628180, 717920, 1005088, 1256360, 2512720, 5025440]

約数ペア:

[(1, 5025440), (2, 2512720), (4, 1256360), (5, 1005088), (7, 717920), (8, 628180), (10, 502544), (14, 358960), (16, 314090), (20, 251272), (28, 179480), (32, 157045), (35, 143584), (40, 125636), (49, 102560), (56, 89740), (70, 71792), (80, 62818), (98, 51280), (112, 44870), (140, 35896), (160, 31409), (196, 25640), (224, 22435), (245, 20512), (280, 17948), (392, 12820), (490, 10256), (560, 8974), (641, 7840), (784, 6410), (980, 5128), (1120, 4487), (1282, 3920), (1568, 3205), (1960, 2564)]