315764930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{105607}}^1$

素因数の和:105650

約数の個数: 32

約数和(自身を含む): 638717184

約数和(自身を除く): 322952254

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 105607, 211214, 528035, 1056070, 1372891, 2428961, 2745782, 4857922, 6864455, 12144805, 13728910, 24289610, 31576493, 63152986, 157882465, 315764930]

約数ペア:

[(1, 315764930), (2, 157882465), (5, 63152986), (10, 31576493), (13, 24289610), (23, 13728910), (26, 12144805), (46, 6864455), (65, 4857922), (115, 2745782), (130, 2428961), (230, 1372891), (299, 1056070), (598, 528035), (1495, 211214), (2990, 105607)]