74990655

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 139973184

約数和(自身を除く): 64982529

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 61, 85, 153, 183, 255, 305, 549, 765, 915, 1037, 1607, 2745, 3111, 4821, 5185, 8035, 9333, 14463, 15555, 24105, 27319, 46665, 72315, 81957, 98027, 136595, 245871, 294081, 409785, 490135, 882243, 1229355, 1470405, 1666459, 4411215, 4999377, 8332295, 14998131, 24996885, 74990655]

約数ペア:

[(1, 74990655), (3, 24996885), (5, 14998131), (9, 8332295), (15, 4999377), (17, 4411215), (45, 1666459), (51, 1470405), (61, 1229355), (85, 882243), (153, 490135), (183, 409785), (255, 294081), (305, 245871), (549, 136595), (765, 98027), (915, 81957), (1037, 72315), (1607, 46665), (2745, 27319), (3111, 24105), (4821, 15555), (5185, 14463), (8035, 9333)]