81325930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{50513}}^1$

素因数の和:50550

約数の個数: 32

約数和(自身を含む): 174576384

約数和(自身を除く): 93250454

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 50513, 101026, 252565, 353591, 505130, 707182, 1161799, 1767955, 2323598, 3535910, 5808995, 8132593, 11617990, 16265186, 40662965, 81325930]

約数ペア:

[(1, 81325930), (2, 40662965), (5, 16265186), (7, 11617990), (10, 8132593), (14, 5808995), (23, 3535910), (35, 2323598), (46, 1767955), (70, 1161799), (115, 707182), (161, 505130), (230, 353591), (322, 252565), (805, 101026), (1610, 50513)]