89428640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79847}}^1$

素因数の和:79869

約数の個数: 48

約数和(自身を含む): 241460352

約数和(自身を除く): 152031712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 79847, 159694, 319388, 399235, 558929, 638776, 798470, 1117858, 1277552, 1596940, 2235716, 2555104, 2794645, 3193880, 4471432, 5589290, 6387760, 8942864, 11178580, 12775520, 17885728, 22357160, 44714320, 89428640]

約数ペア:

[(1, 89428640), (2, 44714320), (4, 22357160), (5, 17885728), (7, 12775520), (8, 11178580), (10, 8942864), (14, 6387760), (16, 5589290), (20, 4471432), (28, 3193880), (32, 2794645), (35, 2555104), (40, 2235716), (56, 1596940), (70, 1277552), (80, 1117858), (112, 798470), (140, 638776), (160, 558929), (224, 399235), (280, 319388), (560, 159694), (1120, 79847)]