64678360

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{6011}}^1$

素因数の和:6291

約数の個数: 32

約数和(自身を含む): 146091600

約数和(自身を除く): 81413240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 6011, 10760, 12022, 24044, 30055, 48088, 60110, 120220, 240440, 1616959, 3233918, 6467836, 8084795, 12935672, 16169590, 32339180, 64678360]

約数ペア:

[(1, 64678360), (2, 32339180), (4, 16169590), (5, 12935672), (8, 8084795), (10, 6467836), (20, 3233918), (40, 1616959), (269, 240440), (538, 120220), (1076, 60110), (1345, 48088), (2152, 30055), (2690, 24044), (5380, 12022), (6011, 10760)]