78169784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1123}}^1$

素因数の和:1260

約数の個数: 64

約数和(自身を含む): 184515840

約数和(自身を除く): 106346056

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 113, 154, 226, 308, 452, 616, 791, 904, 1123, 1243, 1582, 2246, 2486, 3164, 4492, 4972, 6328, 7861, 8701, 8984, 9944, 12353, 15722, 17402, 24706, 31444, 34804, 49412, 62888, 69608, 86471, 98824, 126899, 172942, 253798, 345884, 507596, 691768, 888293, 1015192, 1395889, 1776586, 2791778, 3553172, 5583556, 7106344, 9771223, 11167112, 19542446, 39084892, 78169784]

約数ペア:

[(1, 78169784), (2, 39084892), (4, 19542446), (7, 11167112), (8, 9771223), (11, 7106344), (14, 5583556), (22, 3553172), (28, 2791778), (44, 1776586), (56, 1395889), (77, 1015192), (88, 888293), (113, 691768), (154, 507596), (226, 345884), (308, 253798), (452, 172942), (616, 126899), (791, 98824), (904, 86471), (1123, 69608), (1243, 62888), (1582, 49412), (2246, 34804), (2486, 31444), (3164, 24706), (4492, 17402), (4972, 15722), (6328, 12353), (7861, 9944), (8701, 8984)]