205041872

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 120

約数和(自身を含む): 491593536

約数和(自身を除く): 286551664

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 83, 92, 98, 112, 137, 161, 166, 184, 196, 274, 322, 332, 368, 392, 548, 581, 644, 664, 784, 959, 1096, 1127, 1162, 1288, 1328, 1909, 1918, 2192, 2254, 2324, 2576, 3151, 3818, 3836, 4067, 4508, 4648, 6302, 6713, 7636, 7672, 8134, 9016, 9296, 11371, 12604, 13363, 13426, 15272, 15344, 16268, 18032, 22057, 22742, 25208, 26726, 26852, 30544, 32536, 44114, 45484, 50416, 53452, 53704, 65072, 79597, 88228, 90968, 93541, 106904, 107408, 154399, 159194, 176456, 181936, 187082, 213808, 261533, 308798, 318388, 352912, 374164, 523066, 557179, 617596, 636776, 748328, 1046132, 1114358, 1235192, 1273552, 1496656, 1830731, 2092264, 2228716, 2470384, 3661462, 4184528, 4457432, 7322924, 8914864, 12815117, 14645848, 25630234, 29291696, 51260468, 102520936, 205041872]

約数ペア:

[(1, 205041872), (2, 102520936), (4, 51260468), (7, 29291696), (8, 25630234), (14, 14645848), (16, 12815117), (23, 8914864), (28, 7322924), (46, 4457432), (49, 4184528), (56, 3661462), (83, 2470384), (92, 2228716), (98, 2092264), (112, 1830731), (137, 1496656), (161, 1273552), (166, 1235192), (184, 1114358), (196, 1046132), (274, 748328), (322, 636776), (332, 617596), (368, 557179), (392, 523066), (548, 374164), (581, 352912), (644, 318388), (664, 308798), (784, 261533), (959, 213808), (1096, 187082), (1127, 181936), (1162, 176456), (1288, 159194), (1328, 154399), (1909, 107408), (1918, 106904), (2192, 93541), (2254, 90968), (2324, 88228), (2576, 79597), (3151, 65072), (3818, 53704), (3836, 53452), (4067, 50416), (4508, 45484), (4648, 44114), (6302, 32536), (6713, 30544), (7636, 26852), (7672, 26726), (8134, 25208), (9016, 22742), (9296, 22057), (11371, 18032), (12604, 16268), (13363, 15344), (13426, 15272)]