80288838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{991}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 199320576

約数和(自身を除く): 119031738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 643, 991, 1286, 1929, 1982, 2973, 3858, 4501, 5787, 5946, 6937, 8919, 9002, 11574, 13503, 13874, 17838, 20811, 27006, 40509, 41622, 62433, 81018, 124866, 637213, 1274426, 1911639, 3823278, 4460491, 5734917, 8920982, 11469834, 13381473, 26762946, 40144419, 80288838]

約数ペア:

[(1, 80288838), (2, 40144419), (3, 26762946), (6, 13381473), (7, 11469834), (9, 8920982), (14, 5734917), (18, 4460491), (21, 3823278), (42, 1911639), (63, 1274426), (126, 637213), (643, 124866), (991, 81018), (1286, 62433), (1929, 41622), (1982, 40509), (2973, 27006), (3858, 20811), (4501, 17838), (5787, 13874), (5946, 13503), (6937, 11574), (8919, 9002)]