68415970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3803}}^1$

素因数の和:4074

約数の個数: 32

約数和(自身を含む): 141326208

約数和(自身を除く): 72910238

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 3803, 7606, 8995, 17990, 19015, 26621, 38030, 53242, 133105, 266210, 977371, 1954742, 4886855, 6841597, 9773710, 13683194, 34207985, 68415970]

約数ペア:

[(1, 68415970), (2, 34207985), (5, 13683194), (7, 9773710), (10, 6841597), (14, 4886855), (35, 1954742), (70, 977371), (257, 266210), (514, 133105), (1285, 53242), (1799, 38030), (2570, 26621), (3598, 19015), (3803, 17990), (7606, 8995)]