82831640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1493}}^1$

素因数の和:1596

約数の個数: 64

約数和(自身を含む): 199000800

約数和(自身を除く): 116169160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1387, 1460, 1493, 2774, 2920, 2986, 5548, 5972, 6935, 7465, 11096, 11944, 13870, 14930, 27740, 28367, 29860, 55480, 56734, 59720, 108989, 113468, 141835, 217978, 226936, 283670, 435956, 544945, 567340, 871912, 1089890, 1134680, 2070791, 2179780, 4141582, 4359560, 8283164, 10353955, 16566328, 20707910, 41415820, 82831640]

約数ペア:

[(1, 82831640), (2, 41415820), (4, 20707910), (5, 16566328), (8, 10353955), (10, 8283164), (19, 4359560), (20, 4141582), (38, 2179780), (40, 2070791), (73, 1134680), (76, 1089890), (95, 871912), (146, 567340), (152, 544945), (190, 435956), (292, 283670), (365, 226936), (380, 217978), (584, 141835), (730, 113468), (760, 108989), (1387, 59720), (1460, 56734), (1493, 55480), (2774, 29860), (2920, 28367), (2986, 27740), (5548, 14930), (5972, 13870), (6935, 11944), (7465, 11096)]