201954832

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 438400512

約数和(自身を除く): 236445680

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 43, 62, 68, 86, 124, 136, 172, 248, 272, 344, 496, 527, 557, 688, 731, 1054, 1114, 1333, 1462, 2108, 2228, 2666, 2924, 4216, 4456, 5332, 5848, 8432, 8912, 9469, 10664, 11696, 17267, 18938, 21328, 22661, 23951, 34534, 37876, 45322, 47902, 69068, 75752, 90644, 95804, 138136, 151504, 181288, 191608, 276272, 293539, 362576, 383216, 407167, 587078, 742481, 814334, 1174156, 1484962, 1628668, 2348312, 2969924, 3257336, 4696624, 5939848, 6514672, 11879696, 12622177, 25244354, 50488708, 100977416, 201954832]

約数ペア:

[(1, 201954832), (2, 100977416), (4, 50488708), (8, 25244354), (16, 12622177), (17, 11879696), (31, 6514672), (34, 5939848), (43, 4696624), (62, 3257336), (68, 2969924), (86, 2348312), (124, 1628668), (136, 1484962), (172, 1174156), (248, 814334), (272, 742481), (344, 587078), (496, 407167), (527, 383216), (557, 362576), (688, 293539), (731, 276272), (1054, 191608), (1114, 181288), (1333, 151504), (1462, 138136), (2108, 95804), (2228, 90644), (2666, 75752), (2924, 69068), (4216, 47902), (4456, 45322), (5332, 37876), (5848, 34534), (8432, 23951), (8912, 22661), (9469, 21328), (10664, 18938), (11696, 17267)]