68505008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 158323200

約数和(自身を除く): 89818192

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 379, 572, 632, 758, 869, 1027, 1144, 1264, 1516, 1738, 2054, 2288, 3032, 3476, 4108, 4169, 4927, 6064, 6952, 8216, 8338, 9854, 11297, 13904, 16432, 16676, 19708, 22594, 29941, 33352, 39416, 45188, 54197, 59882, 66704, 78832, 90376, 108394, 119764, 180752, 216788, 239528, 329351, 389233, 433576, 479056, 658702, 778466, 867152, 1317404, 1556932, 2634808, 3113864, 4281563, 5269616, 6227728, 8563126, 17126252, 34252504, 68505008]

約数ペア:

[(1, 68505008), (2, 34252504), (4, 17126252), (8, 8563126), (11, 6227728), (13, 5269616), (16, 4281563), (22, 3113864), (26, 2634808), (44, 1556932), (52, 1317404), (79, 867152), (88, 778466), (104, 658702), (143, 479056), (158, 433576), (176, 389233), (208, 329351), (286, 239528), (316, 216788), (379, 180752), (572, 119764), (632, 108394), (758, 90376), (869, 78832), (1027, 66704), (1144, 59882), (1264, 54197), (1516, 45188), (1738, 39416), (2054, 33352), (2288, 29941), (3032, 22594), (3476, 19708), (4108, 16676), (4169, 16432), (4927, 13904), (6064, 11297), (6952, 9854), (8216, 8338)]