400210528

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 859299840

約数和(自身を除く): 459089312

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 71, 73, 76, 127, 142, 146, 152, 254, 284, 292, 304, 508, 568, 584, 608, 1016, 1136, 1168, 1349, 1387, 2032, 2272, 2336, 2413, 2698, 2774, 4064, 4826, 5183, 5396, 5548, 9017, 9271, 9652, 10366, 10792, 11096, 18034, 18542, 19304, 20732, 21584, 22192, 36068, 37084, 38608, 41464, 43168, 44384, 72136, 74168, 77216, 82928, 98477, 144272, 148336, 165856, 171323, 176149, 196954, 288544, 296672, 342646, 352298, 393908, 658241, 685292, 704596, 787816, 1316482, 1370584, 1409192, 1575632, 2632964, 2741168, 2818384, 3151264, 5265928, 5482336, 5636768, 10531856, 12506579, 21063712, 25013158, 50026316, 100052632, 200105264, 400210528]

約数ペア:

[(1, 400210528), (2, 200105264), (4, 100052632), (8, 50026316), (16, 25013158), (19, 21063712), (32, 12506579), (38, 10531856), (71, 5636768), (73, 5482336), (76, 5265928), (127, 3151264), (142, 2818384), (146, 2741168), (152, 2632964), (254, 1575632), (284, 1409192), (292, 1370584), (304, 1316482), (508, 787816), (568, 704596), (584, 685292), (608, 658241), (1016, 393908), (1136, 352298), (1168, 342646), (1349, 296672), (1387, 288544), (2032, 196954), (2272, 176149), (2336, 171323), (2413, 165856), (2698, 148336), (2774, 144272), (4064, 98477), (4826, 82928), (5183, 77216), (5396, 74168), (5548, 72136), (9017, 44384), (9271, 43168), (9652, 41464), (10366, 38608), (10792, 37084), (11096, 36068), (18034, 22192), (18542, 21584), (19304, 20732)]