288157090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71503}}^1$

素因数の和:71554

約数の個数: 32

約数和(自身を含む): 576608256

約数和(自身を除く): 288451166

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 71503, 143006, 357515, 715030, 929539, 1859078, 2216593, 4433186, 4647695, 9295390, 11082965, 22165930, 28815709, 57631418, 144078545, 288157090]

約数ペア:

[(1, 288157090), (2, 144078545), (5, 57631418), (10, 28815709), (13, 22165930), (26, 11082965), (31, 9295390), (62, 4647695), (65, 4433186), (130, 2216593), (155, 1859078), (310, 929539), (403, 715030), (806, 357515), (2015, 143006), (4030, 71503)]