181345505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 253953792

約数和(自身を除く): 72608287

約数列:

[1, 5, 11, 31, 47, 55, 73, 155, 235, 341, 365, 517, 803, 961, 1457, 1705, 2263, 2585, 3431, 4015, 4805, 7285, 10571, 11315, 16027, 17155, 24893, 37741, 45167, 52855, 70153, 80135, 106361, 124465, 188705, 225835, 350765, 496837, 531805, 771683, 1169971, 2484185, 3297191, 3858415, 5849855, 16485955, 36269101, 181345505]

約数ペア:

[(1, 181345505), (5, 36269101), (11, 16485955), (31, 5849855), (47, 3858415), (55, 3297191), (73, 2484185), (155, 1169971), (235, 771683), (341, 531805), (365, 496837), (517, 350765), (803, 225835), (961, 188705), (1457, 124465), (1705, 106361), (2263, 80135), (2585, 70153), (3431, 52855), (4015, 45167), (4805, 37741), (7285, 24893), (10571, 17155), (11315, 16027)]