67272790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16693}}^1$

素因数の和:16744

約数の個数: 32

約数和(自身を含む): 134620416

約数和(自身を除く): 67347626

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 16693, 33386, 83465, 166930, 217009, 434018, 517483, 1034966, 1085045, 2170090, 2587415, 5174830, 6727279, 13454558, 33636395, 67272790]

約数ペア:

[(1, 67272790), (2, 33636395), (5, 13454558), (10, 6727279), (13, 5174830), (26, 2587415), (31, 2170090), (62, 1085045), (65, 1034966), (130, 517483), (155, 434018), (310, 217009), (403, 166930), (806, 83465), (2015, 33386), (4030, 16693)]