77483720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27283}}^1$

素因数の和:27365

約数の個数: 32

約数和(自身を含む): 176800320

約数和(自身を除く): 99316600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 27283, 54566, 109132, 136415, 218264, 272830, 545660, 1091320, 1937093, 3874186, 7748372, 9685465, 15496744, 19370930, 38741860, 77483720]

約数ペア:

[(1, 77483720), (2, 38741860), (4, 19370930), (5, 15496744), (8, 9685465), (10, 7748372), (20, 3874186), (40, 1937093), (71, 1091320), (142, 545660), (284, 272830), (355, 218264), (568, 136415), (710, 109132), (1420, 54566), (2840, 27283)]