81807236

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{419}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 173107200

約数和(自身を除く): 91299964

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 367, 419, 532, 734, 838, 1468, 1676, 2569, 2933, 5138, 5866, 6973, 7961, 10276, 11732, 13946, 15922, 27892, 31844, 48811, 55727, 97622, 111454, 153773, 195244, 222908, 307546, 615092, 1076411, 2152822, 2921687, 4305644, 5843374, 11686748, 20451809, 40903618, 81807236]

約数ペア:

[(1, 81807236), (2, 40903618), (4, 20451809), (7, 11686748), (14, 5843374), (19, 4305644), (28, 2921687), (38, 2152822), (76, 1076411), (133, 615092), (266, 307546), (367, 222908), (419, 195244), (532, 153773), (734, 111454), (838, 97622), (1468, 55727), (1676, 48811), (2569, 31844), (2933, 27892), (5138, 15922), (5866, 13946), (6973, 11732), (7961, 10276)]