90409352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{27767}}^1$

素因数の和:27821

約数の個数: 32

約数和(自身を含む): 189933120

約数和(自身を除く): 99523768

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 27767, 55534, 111068, 222136, 305437, 610874, 1027379, 1221748, 2054758, 2443496, 4109516, 8219032, 11301169, 22602338, 45204676, 90409352]

約数ペア:

[(1, 90409352), (2, 45204676), (4, 22602338), (8, 11301169), (11, 8219032), (22, 4109516), (37, 2443496), (44, 2054758), (74, 1221748), (88, 1027379), (148, 610874), (296, 305437), (407, 222136), (814, 111068), (1628, 55534), (3256, 27767)]