201997312

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 88

約数和(自身を含む): 448047360

約数和(自身を除く): 246050048

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 176, 227, 256, 316, 352, 454, 512, 632, 704, 869, 908, 1024, 1264, 1408, 1738, 1816, 2497, 2528, 2816, 3476, 3632, 4994, 5056, 5632, 6952, 7264, 9988, 10112, 11264, 13904, 14528, 17933, 19976, 20224, 27808, 29056, 35866, 39952, 40448, 55616, 58112, 71732, 79904, 80896, 111232, 116224, 143464, 159808, 197263, 222464, 232448, 286928, 319616, 394526, 444928, 573856, 639232, 789052, 889856, 1147712, 1278464, 1578104, 2295424, 2556928, 3156208, 4590848, 6312416, 9181696, 12624832, 18363392, 25249664, 50499328, 100998656, 201997312]

約数ペア:

[(1, 201997312), (2, 100998656), (4, 50499328), (8, 25249664), (11, 18363392), (16, 12624832), (22, 9181696), (32, 6312416), (44, 4590848), (64, 3156208), (79, 2556928), (88, 2295424), (128, 1578104), (158, 1278464), (176, 1147712), (227, 889856), (256, 789052), (316, 639232), (352, 573856), (454, 444928), (512, 394526), (632, 319616), (704, 286928), (869, 232448), (908, 222464), (1024, 197263), (1264, 159808), (1408, 143464), (1738, 116224), (1816, 111232), (2497, 80896), (2528, 79904), (2816, 71732), (3476, 58112), (3632, 55616), (4994, 40448), (5056, 39952), (5632, 35866), (6952, 29056), (7264, 27808), (9988, 20224), (10112, 19976), (11264, 17933), (13904, 14528)]