163705136

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 374547456

約数和(自身を除く): 210842320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 137, 188, 227, 274, 329, 376, 454, 548, 658, 752, 908, 959, 1096, 1316, 1589, 1816, 1918, 2192, 2632, 3178, 3632, 3836, 5264, 6356, 6439, 7672, 10669, 12712, 12878, 15344, 21338, 25424, 25756, 31099, 42676, 45073, 51512, 62198, 74683, 85352, 90146, 103024, 124396, 149366, 170704, 180292, 217693, 248792, 298732, 360584, 435386, 497584, 597464, 721168, 870772, 1194928, 1461653, 1741544, 2923306, 3483088, 5846612, 10231571, 11693224, 20463142, 23386448, 40926284, 81852568, 163705136]

約数ペア:

[(1, 163705136), (2, 81852568), (4, 40926284), (7, 23386448), (8, 20463142), (14, 11693224), (16, 10231571), (28, 5846612), (47, 3483088), (56, 2923306), (94, 1741544), (112, 1461653), (137, 1194928), (188, 870772), (227, 721168), (274, 597464), (329, 497584), (376, 435386), (454, 360584), (548, 298732), (658, 248792), (752, 217693), (908, 180292), (959, 170704), (1096, 149366), (1316, 124396), (1589, 103024), (1816, 90146), (1918, 85352), (2192, 74683), (2632, 62198), (3178, 51512), (3632, 45073), (3836, 42676), (5264, 31099), (6356, 25756), (6439, 25424), (7672, 21338), (10669, 15344), (12712, 12878)]