86647040

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 209469120

約数和(自身を除く): 122822080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 487, 556, 640, 695, 974, 1112, 1280, 1390, 1948, 2224, 2435, 2780, 3896, 4448, 4870, 5560, 7792, 8896, 9740, 11120, 15584, 17792, 19480, 22240, 31168, 35584, 38960, 44480, 62336, 67693, 77920, 88960, 124672, 135386, 155840, 177920, 270772, 311680, 338465, 541544, 623360, 676930, 1083088, 1353860, 2166176, 2707720, 4332352, 5415440, 8664704, 10830880, 17329408, 21661760, 43323520, 86647040]

約数ペア:

[(1, 86647040), (2, 43323520), (4, 21661760), (5, 17329408), (8, 10830880), (10, 8664704), (16, 5415440), (20, 4332352), (32, 2707720), (40, 2166176), (64, 1353860), (80, 1083088), (128, 676930), (139, 623360), (160, 541544), (256, 338465), (278, 311680), (320, 270772), (487, 177920), (556, 155840), (640, 135386), (695, 124672), (974, 88960), (1112, 77920), (1280, 67693), (1390, 62336), (1948, 44480), (2224, 38960), (2435, 35584), (2780, 31168), (3896, 22240), (4448, 19480), (4870, 17792), (5560, 15584), (7792, 11120), (8896, 9740)]