68719750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{24989}}^1$

素因数の和:25017

約数の個数: 32

約数和(自身を含む): 140343840

約数和(自身を除く): 71624090

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 24989, 49978, 124945, 249890, 274879, 549758, 624725, 1249450, 1374395, 2748790, 3123625, 6247250, 6871975, 13743950, 34359875, 68719750]

約数ペア:

[(1, 68719750), (2, 34359875), (5, 13743950), (10, 6871975), (11, 6247250), (22, 3123625), (25, 2748790), (50, 1374395), (55, 1249450), (110, 624725), (125, 549758), (250, 274879), (275, 249890), (550, 124945), (1375, 49978), (2750, 24989)]