80450084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 172166400

約数和(自身を除く): 91716316

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 169, 286, 338, 341, 349, 403, 572, 676, 682, 698, 806, 1364, 1396, 1612, 1859, 3718, 3839, 4433, 4537, 5239, 7436, 7678, 8866, 9074, 10478, 10819, 15356, 17732, 18148, 20956, 21638, 43276, 49907, 57629, 58981, 99814, 115258, 117962, 119009, 140647, 199628, 230516, 235924, 238018, 281294, 476036, 562588, 648791, 1297582, 1547117, 1828411, 2595164, 3094234, 3656822, 6188468, 7313644, 20112521, 40225042, 80450084]

約数ペア:

[(1, 80450084), (2, 40225042), (4, 20112521), (11, 7313644), (13, 6188468), (22, 3656822), (26, 3094234), (31, 2595164), (44, 1828411), (52, 1547117), (62, 1297582), (124, 648791), (143, 562588), (169, 476036), (286, 281294), (338, 238018), (341, 235924), (349, 230516), (403, 199628), (572, 140647), (676, 119009), (682, 117962), (698, 115258), (806, 99814), (1364, 58981), (1396, 57629), (1612, 49907), (1859, 43276), (3718, 21638), (3839, 20956), (4433, 18148), (4537, 17732), (5239, 15356), (7436, 10819), (7678, 10478), (8866, 9074)]