55828640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{7121}}^1$

素因数の和:7150

約数の個数: 72

約数和(自身を含む): 153450612

約数和(自身を除く): 97621972

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, 7121, 7840, 14242, 28484, 35605, 49847, 56968, 71210, 99694, 113936, 142420, 199388, 227872, 249235, 284840, 348929, 398776, 498470, 569680, 697858, 797552, 996940, 1139360, 1395716, 1595104, 1744645, 1993880, 2791432, 3489290, 3987760, 5582864, 6978580, 7975520, 11165728, 13957160, 27914320, 55828640]

約数ペア:

[(1, 55828640), (2, 27914320), (4, 13957160), (5, 11165728), (7, 7975520), (8, 6978580), (10, 5582864), (14, 3987760), (16, 3489290), (20, 2791432), (28, 1993880), (32, 1744645), (35, 1595104), (40, 1395716), (49, 1139360), (56, 996940), (70, 797552), (80, 697858), (98, 569680), (112, 498470), (140, 398776), (160, 348929), (196, 284840), (224, 249235), (245, 227872), (280, 199388), (392, 142420), (490, 113936), (560, 99694), (784, 71210), (980, 56968), (1120, 49847), (1568, 35605), (1960, 28484), (3920, 14242), (7121, 7840)]