66213045

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 128589120

約数和(自身を除く): 62376075

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 59, 81, 85, 135, 153, 163, 177, 255, 295, 405, 459, 489, 531, 765, 815, 885, 1003, 1377, 1467, 1593, 2295, 2445, 2655, 2771, 3009, 4401, 4779, 5015, 6885, 7335, 7965, 8313, 9027, 9617, 13203, 13855, 15045, 22005, 23895, 24939, 27081, 28851, 41565, 45135, 48085, 66015, 74817, 81243, 86553, 124695, 135405, 144255, 163489, 224451, 259659, 374085, 406215, 432765, 490467, 778977, 817445, 1122255, 1298295, 1471401, 2452335, 3894885, 4414203, 7357005, 13242609, 22071015, 66213045]

約数ペア:

[(1, 66213045), (3, 22071015), (5, 13242609), (9, 7357005), (15, 4414203), (17, 3894885), (27, 2452335), (45, 1471401), (51, 1298295), (59, 1122255), (81, 817445), (85, 778977), (135, 490467), (153, 432765), (163, 406215), (177, 374085), (255, 259659), (295, 224451), (405, 163489), (459, 144255), (489, 135405), (531, 124695), (765, 86553), (815, 81243), (885, 74817), (1003, 66015), (1377, 48085), (1467, 45135), (1593, 41565), (2295, 28851), (2445, 27081), (2655, 24939), (2771, 23895), (3009, 22005), (4401, 15045), (4779, 13855), (5015, 13203), (6885, 9617), (7335, 9027), (7965, 8313)]