200939288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2640

約数の個数: 64

約数和(自身を含む): 442022400

約数和(自身を除く): 241083112

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 47, 76, 88, 94, 152, 188, 209, 376, 418, 517, 836, 893, 1034, 1672, 1786, 2068, 2557, 3572, 4136, 5114, 7144, 9823, 10228, 19646, 20456, 28127, 39292, 48583, 56254, 78584, 97166, 112508, 120179, 194332, 225016, 240358, 388664, 480716, 534413, 961432, 1068826, 1321969, 2137652, 2283401, 2643938, 4275304, 4566802, 5287876, 9133604, 10575752, 18267208, 25117411, 50234822, 100469644, 200939288]

約数ペア:

[(1, 200939288), (2, 100469644), (4, 50234822), (8, 25117411), (11, 18267208), (19, 10575752), (22, 9133604), (38, 5287876), (44, 4566802), (47, 4275304), (76, 2643938), (88, 2283401), (94, 2137652), (152, 1321969), (188, 1068826), (209, 961432), (376, 534413), (418, 480716), (517, 388664), (836, 240358), (893, 225016), (1034, 194332), (1672, 120179), (1786, 112508), (2068, 97166), (2557, 78584), (3572, 56254), (4136, 48583), (5114, 39292), (7144, 28127), (9823, 20456), (10228, 19646)]