64902990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20219}}^1$

素因数の和:20336

約数の個数: 32

約数和(自身を含む): 157230720

約数和(自身を除く): 92327730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 20219, 40438, 60657, 101095, 121314, 202190, 303285, 606570, 2163433, 4326866, 6490299, 10817165, 12980598, 21634330, 32451495, 64902990]

約数ペア:

[(1, 64902990), (2, 32451495), (3, 21634330), (5, 12980598), (6, 10817165), (10, 6490299), (15, 4326866), (30, 2163433), (107, 606570), (214, 303285), (321, 202190), (535, 121314), (642, 101095), (1070, 60657), (1605, 40438), (3210, 20219)]