157820768

素因数分解:

$2^5\times 7^2\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:676

約数の個数: 72

約数和(自身を含む): 363782664

約数和(自身を除く): 205961896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 251, 392, 401, 502, 784, 802, 1004, 1568, 1604, 1757, 2008, 2807, 3208, 3514, 4016, 5614, 6416, 7028, 8032, 11228, 12299, 12832, 14056, 19649, 22456, 24598, 28112, 39298, 44912, 49196, 56224, 78596, 89824, 98392, 100651, 157192, 196784, 201302, 314384, 393568, 402604, 628768, 704557, 805208, 1409114, 1610416, 2818228, 3220832, 4931899, 5636456, 9863798, 11272912, 19727596, 22545824, 39455192, 78910384, 157820768]

約数ペア:

[(1, 157820768), (2, 78910384), (4, 39455192), (7, 22545824), (8, 19727596), (14, 11272912), (16, 9863798), (28, 5636456), (32, 4931899), (49, 3220832), (56, 2818228), (98, 1610416), (112, 1409114), (196, 805208), (224, 704557), (251, 628768), (392, 402604), (401, 393568), (502, 314384), (784, 201302), (802, 196784), (1004, 157192), (1568, 100651), (1604, 98392), (1757, 89824), (2008, 78596), (2807, 56224), (3208, 49196), (3514, 44912), (4016, 39298), (5614, 28112), (6416, 24598), (7028, 22456), (8032, 19649), (11228, 14056), (12299, 12832)]