38858993812

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1361

約数の個数: 72

約数和(自身を含む): 71735388480

約数和(自身を除く): 32876394668

約数列:

[1, 2, 4, 37, 71, 74, 89, 142, 148, 178, 284, 356, 1123, 1369, 2246, 2627, 2738, 3293, 4492, 5254, 5476, 6319, 6586, 10508, 12638, 13172, 25276, 41551, 79733, 83102, 97199, 99947, 121841, 159466, 166204, 194398, 199894, 233803, 243682, 318932, 388796, 399788, 467606, 487364, 935212, 1537387, 2950121, 3074774, 3698039, 5900242, 6149548, 7096237, 7396078, 8650711, 11800484, 14192474, 14792156, 17301422, 28384948, 34602844, 109154477, 136827443, 218308954, 262560769, 273654886, 436617908, 525121538, 547309772, 1050243076, 9714748453, 19429496906, 38858993812]

約数ペア:

[(1, 38858993812), (2, 19429496906), (4, 9714748453), (37, 1050243076), (71, 547309772), (74, 525121538), (89, 436617908), (142, 273654886), (148, 262560769), (178, 218308954), (284, 136827443), (356, 109154477), (1123, 34602844), (1369, 28384948), (2246, 17301422), (2627, 14792156), (2738, 14192474), (3293, 11800484), (4492, 8650711), (5254, 7396078), (5476, 7096237), (6319, 6149548), (6586, 5900242), (10508, 3698039), (12638, 3074774), (13172, 2950121), (25276, 1537387), (41551, 935212), (79733, 487364), (83102, 467606), (97199, 399788), (99947, 388796), (121841, 318932), (159466, 243682), (166204, 233803), (194398, 199894)]