68767840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22621}}^1$

素因数の和:22655

約数の個数: 48

約数和(自身を含む): 171022320

約数和(自身を除く): 102254480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 22621, 45242, 90484, 113105, 180968, 226210, 361936, 429799, 452420, 723872, 859598, 904840, 1719196, 1809680, 2148995, 3438392, 3619360, 4297990, 6876784, 8595980, 13753568, 17191960, 34383920, 68767840]

約数ペア:

[(1, 68767840), (2, 34383920), (4, 17191960), (5, 13753568), (8, 8595980), (10, 6876784), (16, 4297990), (19, 3619360), (20, 3438392), (32, 2148995), (38, 1809680), (40, 1719196), (76, 904840), (80, 859598), (95, 723872), (152, 452420), (160, 429799), (190, 361936), (304, 226210), (380, 180968), (608, 113105), (760, 90484), (1520, 45242), (3040, 22621)]