25468240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 70609320

約数和(自身を除く): 45141080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 89, 98, 112, 140, 146, 178, 196, 245, 280, 292, 356, 365, 392, 445, 490, 511, 560, 584, 623, 712, 730, 784, 890, 980, 1022, 1168, 1246, 1424, 1460, 1780, 1960, 2044, 2492, 2555, 2920, 3115, 3560, 3577, 3920, 4088, 4361, 4984, 5110, 5840, 6230, 6497, 7120, 7154, 8176, 8722, 9968, 10220, 12460, 12994, 14308, 17444, 17885, 20440, 21805, 24920, 25988, 28616, 32485, 34888, 35770, 40880, 43610, 45479, 49840, 51976, 57232, 64970, 69776, 71540, 87220, 90958, 103952, 129940, 143080, 174440, 181916, 227395, 259880, 286160, 318353, 348880, 363832, 454790, 519760, 636706, 727664, 909580, 1273412, 1591765, 1819160, 2546824, 3183530, 3638320, 5093648, 6367060, 12734120, 25468240]

約数ペア:

[(1, 25468240), (2, 12734120), (4, 6367060), (5, 5093648), (7, 3638320), (8, 3183530), (10, 2546824), (14, 1819160), (16, 1591765), (20, 1273412), (28, 909580), (35, 727664), (40, 636706), (49, 519760), (56, 454790), (70, 363832), (73, 348880), (80, 318353), (89, 286160), (98, 259880), (112, 227395), (140, 181916), (146, 174440), (178, 143080), (196, 129940), (245, 103952), (280, 90958), (292, 87220), (356, 71540), (365, 69776), (392, 64970), (445, 57232), (490, 51976), (511, 49840), (560, 45479), (584, 43610), (623, 40880), (712, 35770), (730, 34888), (784, 32485), (890, 28616), (980, 25988), (1022, 24920), (1168, 21805), (1246, 20440), (1424, 17885), (1460, 17444), (1780, 14308), (1960, 12994), (2044, 12460), (2492, 10220), (2555, 9968), (2920, 8722), (3115, 8176), (3560, 7154), (3577, 7120), (3920, 6497), (4088, 6230), (4361, 5840), (4984, 5110)]