73284040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 170501760

約数和(自身を除く): 97217720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 137, 172, 215, 274, 311, 344, 430, 548, 622, 685, 860, 1096, 1244, 1370, 1555, 1720, 2488, 2740, 3110, 5480, 5891, 6220, 11782, 12440, 13373, 23564, 26746, 29455, 42607, 47128, 53492, 58910, 66865, 85214, 106984, 117820, 133730, 170428, 213035, 235640, 267460, 340856, 426070, 534920, 852140, 1704280, 1832101, 3664202, 7328404, 9160505, 14656808, 18321010, 36642020, 73284040]

約数ペア:

[(1, 73284040), (2, 36642020), (4, 18321010), (5, 14656808), (8, 9160505), (10, 7328404), (20, 3664202), (40, 1832101), (43, 1704280), (86, 852140), (137, 534920), (172, 426070), (215, 340856), (274, 267460), (311, 235640), (344, 213035), (430, 170428), (548, 133730), (622, 117820), (685, 106984), (860, 85214), (1096, 66865), (1244, 58910), (1370, 53492), (1555, 47128), (1720, 42607), (2488, 29455), (2740, 26746), (3110, 23564), (5480, 13373), (5891, 12440), (6220, 11782)]