157879820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{49031}}^1$

素因数の和:49070

約数の個数: 48

約数和(自身を含む): 395394048

約数和(自身を除く): 237514228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 49031, 98062, 196124, 245155, 343217, 490310, 686434, 980620, 1127713, 1372868, 1716085, 2255426, 3432170, 4510852, 5638565, 6864340, 7893991, 11277130, 15787982, 22554260, 31575964, 39469955, 78939910, 157879820]

約数ペア:

[(1, 157879820), (2, 78939910), (4, 39469955), (5, 31575964), (7, 22554260), (10, 15787982), (14, 11277130), (20, 7893991), (23, 6864340), (28, 5638565), (35, 4510852), (46, 3432170), (70, 2255426), (92, 1716085), (115, 1372868), (140, 1127713), (161, 980620), (230, 686434), (322, 490310), (460, 343217), (644, 245155), (805, 196124), (1610, 98062), (3220, 49031)]