77740345

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 101376000

約数和(自身を除く): 23635655

約数列:

[1, 5, 23, 43, 79, 115, 199, 215, 395, 989, 995, 1817, 3397, 4577, 4945, 8557, 9085, 15721, 16985, 22885, 42785, 78131, 78605, 196811, 361583, 390655, 676003, 984055, 1807915, 3380015, 15548069, 77740345]

約数ペア:

[(1, 77740345), (5, 15548069), (23, 3380015), (43, 1807915), (79, 984055), (115, 676003), (199, 390655), (215, 361583), (395, 196811), (989, 78605), (995, 78131), (1817, 42785), (3397, 22885), (4577, 16985), (4945, 15721), (8557, 9085)]