76858780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 166489344

約数和(自身を除く): 89630564

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 863, 1220, 1460, 1726, 3452, 4315, 4453, 8630, 8906, 17260, 17812, 22265, 44530, 52643, 62999, 89060, 105286, 125998, 210572, 251996, 263215, 314995, 526430, 629990, 1052860, 1259980, 3842939, 7685878, 15371756, 19214695, 38429390, 76858780]

約数ペア:

[(1, 76858780), (2, 38429390), (4, 19214695), (5, 15371756), (10, 7685878), (20, 3842939), (61, 1259980), (73, 1052860), (122, 629990), (146, 526430), (244, 314995), (292, 263215), (305, 251996), (365, 210572), (610, 125998), (730, 105286), (863, 89060), (1220, 62999), (1460, 52643), (1726, 44530), (3452, 22265), (4315, 17812), (4453, 17260), (8630, 8906)]