64242290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3571}}^1$

素因数の和:3842

約数の個数: 32

約数和(自身を含む): 132706944

約数和(自身を除く): 68464654

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3571, 3598, 7142, 8995, 17855, 17990, 24997, 35710, 49994, 124985, 249970, 917747, 1835494, 4588735, 6424229, 9177470, 12848458, 32121145, 64242290]

約数ペア:

[(1, 64242290), (2, 32121145), (5, 12848458), (7, 9177470), (10, 6424229), (14, 4588735), (35, 1835494), (70, 917747), (257, 249970), (514, 124985), (1285, 49994), (1799, 35710), (2570, 24997), (3571, 17990), (3598, 17855), (7142, 8995)]