82120540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 192798144

約数和(自身を除く): 110677604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 43, 68, 82, 85, 86, 137, 164, 170, 172, 205, 215, 274, 340, 410, 430, 548, 685, 697, 731, 820, 860, 1370, 1394, 1462, 1763, 2329, 2740, 2788, 2924, 3485, 3526, 3655, 4658, 5617, 5891, 6970, 7052, 7310, 8815, 9316, 11234, 11645, 11782, 13940, 14620, 17630, 22468, 23290, 23564, 28085, 29455, 29971, 35260, 46580, 56170, 58910, 59942, 95489, 100147, 112340, 117820, 119884, 149855, 190978, 200294, 241531, 299710, 381956, 400588, 477445, 483062, 500735, 599420, 954890, 966124, 1001470, 1207655, 1909780, 2002940, 2415310, 4106027, 4830620, 8212054, 16424108, 20530135, 41060270, 82120540]

約数ペア:

[(1, 82120540), (2, 41060270), (4, 20530135), (5, 16424108), (10, 8212054), (17, 4830620), (20, 4106027), (34, 2415310), (41, 2002940), (43, 1909780), (68, 1207655), (82, 1001470), (85, 966124), (86, 954890), (137, 599420), (164, 500735), (170, 483062), (172, 477445), (205, 400588), (215, 381956), (274, 299710), (340, 241531), (410, 200294), (430, 190978), (548, 149855), (685, 119884), (697, 117820), (731, 112340), (820, 100147), (860, 95489), (1370, 59942), (1394, 58910), (1462, 56170), (1763, 46580), (2329, 35260), (2740, 29971), (2788, 29455), (2924, 28085), (3485, 23564), (3526, 23290), (3655, 22468), (4658, 17630), (5617, 14620), (5891, 13940), (6970, 11782), (7052, 11645), (7310, 11234), (8815, 9316)]