80978976

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:575

約数の個数: 144

約数和(自身を含む): 254270016

約数和(自身を除く): 173291040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 43, 48, 52, 72, 78, 86, 96, 104, 117, 129, 144, 156, 172, 208, 234, 258, 288, 312, 344, 387, 416, 468, 503, 516, 559, 624, 688, 774, 936, 1006, 1032, 1118, 1248, 1376, 1509, 1548, 1677, 1872, 2012, 2064, 2236, 3018, 3096, 3354, 3744, 4024, 4128, 4472, 4527, 5031, 6036, 6192, 6539, 6708, 8048, 8944, 9054, 10062, 12072, 12384, 13078, 13416, 16096, 17888, 18108, 19617, 20124, 21629, 24144, 26156, 26832, 36216, 39234, 40248, 43258, 48288, 52312, 53664, 58851, 64887, 72432, 78468, 80496, 86516, 104624, 117702, 129774, 144864, 156936, 160992, 173032, 194661, 209248, 235404, 259548, 281177, 313872, 346064, 389322, 470808, 519096, 562354, 627744, 692128, 778644, 843531, 941616, 1038192, 1124708, 1557288, 1687062, 1883232, 2076384, 2249416, 2530593, 3114576, 3374124, 4498832, 5061186, 6229152, 6748248, 8997664, 10122372, 13496496, 20244744, 26992992, 40489488, 80978976]

約数ペア:

[(1, 80978976), (2, 40489488), (3, 26992992), (4, 20244744), (6, 13496496), (8, 10122372), (9, 8997664), (12, 6748248), (13, 6229152), (16, 5061186), (18, 4498832), (24, 3374124), (26, 3114576), (32, 2530593), (36, 2249416), (39, 2076384), (43, 1883232), (48, 1687062), (52, 1557288), (72, 1124708), (78, 1038192), (86, 941616), (96, 843531), (104, 778644), (117, 692128), (129, 627744), (144, 562354), (156, 519096), (172, 470808), (208, 389322), (234, 346064), (258, 313872), (288, 281177), (312, 259548), (344, 235404), (387, 209248), (416, 194661), (468, 173032), (503, 160992), (516, 156936), (559, 144864), (624, 129774), (688, 117702), (774, 104624), (936, 86516), (1006, 80496), (1032, 78468), (1118, 72432), (1248, 64887), (1376, 58851), (1509, 53664), (1548, 52312), (1677, 48288), (1872, 43258), (2012, 40248), (2064, 39234), (2236, 36216), (3018, 26832), (3096, 26156), (3354, 24144), (3744, 21629), (4024, 20124), (4128, 19617), (4472, 18108), (4527, 17888), (5031, 16096), (6036, 13416), (6192, 13078), (6539, 12384), (6708, 12072), (8048, 10062), (8944, 9054)]