12588291280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{44089}}^1$

素因数の和:44228

約数の個数: 80

約数和(自身を含む): 30309935040

約数和(自身を除く): 17721643760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 83, 86, 166, 172, 215, 332, 344, 415, 430, 664, 688, 830, 860, 1328, 1660, 1720, 3320, 3440, 3569, 6640, 7138, 14276, 17845, 28552, 35690, 44089, 57104, 71380, 88178, 142760, 176356, 220445, 285520, 352712, 440890, 705424, 881780, 1763560, 1895827, 3527120, 3659387, 3791654, 7318774, 7583308, 9479135, 14637548, 15166616, 18296935, 18958270, 29275096, 30333232, 36593870, 37916540, 58550192, 73187740, 75833080, 146375480, 151666160, 157353641, 292750960, 314707282, 629414564, 786768205, 1258829128, 1573536410, 2517658256, 3147072820, 6294145640, 12588291280]

約数ペア:

[(1, 12588291280), (2, 6294145640), (4, 3147072820), (5, 2517658256), (8, 1573536410), (10, 1258829128), (16, 786768205), (20, 629414564), (40, 314707282), (43, 292750960), (80, 157353641), (83, 151666160), (86, 146375480), (166, 75833080), (172, 73187740), (215, 58550192), (332, 37916540), (344, 36593870), (415, 30333232), (430, 29275096), (664, 18958270), (688, 18296935), (830, 15166616), (860, 14637548), (1328, 9479135), (1660, 7583308), (1720, 7318774), (3320, 3791654), (3440, 3659387), (3569, 3527120), (6640, 1895827), (7138, 1763560), (14276, 881780), (17845, 705424), (28552, 440890), (35690, 352712), (44089, 285520), (57104, 220445), (71380, 176356), (88178, 142760)]