20270804925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{360851}}^1$

素因数の和:360978

約数の個数: 48

約数和(自身を含む): 38660239872

約数和(自身を除く): 18389434947

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 107, 175, 321, 525, 535, 749, 1605, 2247, 2675, 3745, 8025, 11235, 18725, 56175, 360851, 1082553, 1804255, 2525957, 5412765, 7577871, 9021275, 12629785, 27063825, 37889355, 38611057, 63148925, 115833171, 189446775, 193055285, 270277399, 579165855, 810832197, 965276425, 1351386995, 2895829275, 4054160985, 6756934975, 20270804925]

約数ペア:

[(1, 20270804925), (3, 6756934975), (5, 4054160985), (7, 2895829275), (15, 1351386995), (21, 965276425), (25, 810832197), (35, 579165855), (75, 270277399), (105, 193055285), (107, 189446775), (175, 115833171), (321, 63148925), (525, 38611057), (535, 37889355), (749, 27063825), (1605, 12629785), (2247, 9021275), (2675, 7577871), (3745, 5412765), (8025, 2525957), (11235, 1804255), (18725, 1082553), (56175, 360851)]