149302270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{2741}}^1$

素因数の和:3180

約数の個数: 32

約数和(自身を含む): 290213280

約数和(自身を除く): 140911010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 838, 2095, 2741, 4190, 5447, 5482, 10894, 13705, 27235, 27410, 35633, 54470, 71266, 178165, 356330, 1148479, 2296958, 5742395, 11484790, 14930227, 29860454, 74651135, 149302270]

約数ペア:

[(1, 149302270), (2, 74651135), (5, 29860454), (10, 14930227), (13, 11484790), (26, 5742395), (65, 2296958), (130, 1148479), (419, 356330), (838, 178165), (2095, 71266), (2741, 54470), (4190, 35633), (5447, 27410), (5482, 27235), (10894, 13705)]