79454320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90289}}^1$

素因数の和:90313

約数の個数: 40

約数和(自身を含む): 201527280

約数和(自身を除く): 122072960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 90289, 180578, 361156, 451445, 722312, 902890, 993179, 1444624, 1805780, 1986358, 3611560, 3972716, 4965895, 7223120, 7945432, 9931790, 15890864, 19863580, 39727160, 79454320]

約数ペア:

[(1, 79454320), (2, 39727160), (4, 19863580), (5, 15890864), (8, 9931790), (10, 7945432), (11, 7223120), (16, 4965895), (20, 3972716), (22, 3611560), (40, 1986358), (44, 1805780), (55, 1444624), (80, 993179), (88, 902890), (110, 722312), (176, 451445), (220, 361156), (440, 180578), (880, 90289)]