84123820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 207277056

約数和(自身を除く): 123153236

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 83, 85, 110, 166, 170, 187, 220, 271, 332, 340, 374, 415, 542, 748, 830, 913, 935, 1084, 1355, 1411, 1660, 1826, 1870, 2710, 2822, 2981, 3652, 3740, 4565, 4607, 5420, 5644, 5962, 7055, 9130, 9214, 11924, 14110, 14905, 15521, 18260, 18428, 22493, 23035, 28220, 29810, 31042, 44986, 46070, 50677, 59620, 62084, 77605, 89972, 92140, 101354, 112465, 155210, 202708, 224930, 247423, 253385, 310420, 382381, 449860, 494846, 506770, 764762, 989692, 1013540, 1237115, 1529524, 1911905, 2474230, 3823810, 4206191, 4948460, 7647620, 8412382, 16824764, 21030955, 42061910, 84123820]

約数ペア:

[(1, 84123820), (2, 42061910), (4, 21030955), (5, 16824764), (10, 8412382), (11, 7647620), (17, 4948460), (20, 4206191), (22, 3823810), (34, 2474230), (44, 1911905), (55, 1529524), (68, 1237115), (83, 1013540), (85, 989692), (110, 764762), (166, 506770), (170, 494846), (187, 449860), (220, 382381), (271, 310420), (332, 253385), (340, 247423), (374, 224930), (415, 202708), (542, 155210), (748, 112465), (830, 101354), (913, 92140), (935, 89972), (1084, 77605), (1355, 62084), (1411, 59620), (1660, 50677), (1826, 46070), (1870, 44986), (2710, 31042), (2822, 29810), (2981, 28220), (3652, 23035), (3740, 22493), (4565, 18428), (4607, 18260), (5420, 15521), (5644, 14905), (5962, 14110), (7055, 11924), (9130, 9214)]