64866790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2473}}^1$

素因数の和:2584

約数の個数: 32

約数和(自身を含む): 121483296

約数和(自身を除く): 56616506

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 215, 305, 430, 610, 2473, 2623, 4946, 5246, 12365, 13115, 24730, 26230, 106339, 150853, 212678, 301706, 531695, 754265, 1063390, 1508530, 6486679, 12973358, 32433395, 64866790]

約数ペア:

[(1, 64866790), (2, 32433395), (5, 12973358), (10, 6486679), (43, 1508530), (61, 1063390), (86, 754265), (122, 531695), (215, 301706), (305, 212678), (430, 150853), (610, 106339), (2473, 26230), (2623, 24730), (4946, 13115), (5246, 12365)]