83439680

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1091}}^1$

素因数の和:1347

約数の個数: 56

約数和(自身を含む): 199704960

約数和(自身を除く): 116265280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 956, 1091, 1195, 1912, 2182, 2390, 3824, 4364, 4780, 5455, 7648, 8728, 9560, 10910, 15296, 17456, 19120, 21820, 34912, 38240, 43640, 69824, 76480, 87280, 174560, 260749, 349120, 521498, 1042996, 1303745, 2085992, 2607490, 4171984, 5214980, 8343968, 10429960, 16687936, 20859920, 41719840, 83439680]

約数ペア:

[(1, 83439680), (2, 41719840), (4, 20859920), (5, 16687936), (8, 10429960), (10, 8343968), (16, 5214980), (20, 4171984), (32, 2607490), (40, 2085992), (64, 1303745), (80, 1042996), (160, 521498), (239, 349120), (320, 260749), (478, 174560), (956, 87280), (1091, 76480), (1195, 69824), (1912, 43640), (2182, 38240), (2390, 34912), (3824, 21820), (4364, 19120), (4780, 17456), (5455, 15296), (7648, 10910), (8728, 9560)]