205404775420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46181}}^1\times {\mathrm{17107}}^1$

素因数の和:63310

約数の個数: 48

約数和(自身を含む): 464568013728

約数和(自身を除く): 259163238308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 17107, 34214, 46181, 68428, 85535, 92362, 171070, 184724, 222391, 230905, 342140, 444782, 461810, 600353, 889564, 923620, 1111955, 1200706, 2223910, 2401412, 3001765, 4447820, 6003530, 12007060, 790018367, 1580036734, 3160073468, 3950091835, 7900183670, 10270238771, 15800367340, 20540477542, 41080955084, 51351193855, 102702387710, 205404775420]

約数ペア:

[(1, 205404775420), (2, 102702387710), (4, 51351193855), (5, 41080955084), (10, 20540477542), (13, 15800367340), (20, 10270238771), (26, 7900183670), (52, 3950091835), (65, 3160073468), (130, 1580036734), (260, 790018367), (17107, 12007060), (34214, 6003530), (46181, 4447820), (68428, 3001765), (85535, 2401412), (92362, 2223910), (171070, 1200706), (184724, 1111955), (222391, 923620), (230905, 889564), (342140, 600353), (444782, 461810)]