81673644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 230211072

約数和(自身を除く): 148537428

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 23, 26, 34, 39, 46, 51, 52, 68, 69, 78, 92, 102, 103, 138, 156, 169, 204, 206, 221, 276, 299, 309, 338, 391, 412, 442, 507, 598, 618, 663, 676, 782, 884, 897, 1014, 1173, 1196, 1236, 1326, 1339, 1564, 1751, 1794, 2028, 2346, 2369, 2652, 2678, 2873, 3502, 3588, 3887, 4017, 4692, 4738, 5083, 5253, 5356, 5746, 7004, 7107, 7774, 8034, 8619, 9476, 10166, 10506, 11492, 11661, 14214, 15249, 15548, 16068, 17238, 17407, 20332, 21012, 22763, 23322, 28428, 30498, 30797, 34476, 34814, 40273, 45526, 46644, 52221, 60996, 61594, 66079, 68289, 69628, 80546, 91052, 92391, 104442, 120819, 123188, 132158, 136578, 161092, 184782, 198237, 208884, 241638, 264316, 273156, 295919, 369564, 396474, 400361, 483276, 523549, 591838, 792948, 800722, 887757, 1047098, 1183676, 1201083, 1570647, 1601444, 1775514, 2094196, 2402166, 3141294, 3551028, 4804332, 6282588, 6806137, 13612274, 20418411, 27224548, 40836822, 81673644]

約数ペア:

[(1, 81673644), (2, 40836822), (3, 27224548), (4, 20418411), (6, 13612274), (12, 6806137), (13, 6282588), (17, 4804332), (23, 3551028), (26, 3141294), (34, 2402166), (39, 2094196), (46, 1775514), (51, 1601444), (52, 1570647), (68, 1201083), (69, 1183676), (78, 1047098), (92, 887757), (102, 800722), (103, 792948), (138, 591838), (156, 523549), (169, 483276), (204, 400361), (206, 396474), (221, 369564), (276, 295919), (299, 273156), (309, 264316), (338, 241638), (391, 208884), (412, 198237), (442, 184782), (507, 161092), (598, 136578), (618, 132158), (663, 123188), (676, 120819), (782, 104442), (884, 92391), (897, 91052), (1014, 80546), (1173, 69628), (1196, 68289), (1236, 66079), (1326, 61594), (1339, 60996), (1564, 52221), (1751, 46644), (1794, 45526), (2028, 40273), (2346, 34814), (2369, 34476), (2652, 30797), (2678, 30498), (2873, 28428), (3502, 23322), (3588, 22763), (3887, 21012), (4017, 20332), (4692, 17407), (4738, 17238), (5083, 16068), (5253, 15548), (5356, 15249), (5746, 14214), (7004, 11661), (7107, 11492), (7774, 10506), (8034, 10166), (8619, 9476)]