131570710

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 240170112

約数和(自身を除く): 108599402

約数列:

[1, 2, 5, 10, 157, 181, 314, 362, 463, 785, 905, 926, 1570, 1810, 2315, 4630, 28417, 56834, 72691, 83803, 142085, 145382, 167606, 284170, 363455, 419015, 726910, 838030, 13157071, 26314142, 65785355, 131570710]

約数ペア:

[(1, 131570710), (2, 65785355), (5, 26314142), (10, 13157071), (157, 838030), (181, 726910), (314, 419015), (362, 363455), (463, 284170), (785, 167606), (905, 145382), (926, 142085), (1570, 83803), (1810, 72691), (2315, 56834), (4630, 28417)]