20107241950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{22229}}^1$

素因数の和:22549

約数の個数: 48

約数和(自身を含む): 38039976000

約数和(自身を除く): 17932734050

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 229, 395, 458, 790, 1145, 1975, 2290, 3950, 5725, 11450, 18091, 22229, 36182, 44458, 90455, 111145, 180910, 222290, 452275, 555725, 904550, 1111450, 1756091, 3512182, 5090441, 8780455, 10180882, 17560910, 25452205, 43902275, 50904410, 87804550, 127261025, 254522050, 402144839, 804289678, 2010724195, 4021448390, 10053620975, 20107241950]

約数ペア:

[(1, 20107241950), (2, 10053620975), (5, 4021448390), (10, 2010724195), (25, 804289678), (50, 402144839), (79, 254522050), (158, 127261025), (229, 87804550), (395, 50904410), (458, 43902275), (790, 25452205), (1145, 17560910), (1975, 10180882), (2290, 8780455), (3950, 5090441), (5725, 3512182), (11450, 1756091), (18091, 1111450), (22229, 904550), (36182, 555725), (44458, 452275), (90455, 222290), (111145, 180910)]