161285355

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 353134080

約数和(自身を除く): 191848725

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 89, 99, 105, 165, 231, 267, 315, 385, 445, 495, 523, 623, 693, 801, 979, 1155, 1335, 1569, 1869, 2615, 2937, 3115, 3465, 3661, 4005, 4707, 4895, 5607, 5753, 6853, 7845, 8811, 9345, 10983, 14685, 17259, 18305, 20559, 23535, 28035, 28765, 32949, 34265, 40271, 44055, 46547, 51777, 54915, 61677, 86295, 102795, 120813, 139641, 164745, 201355, 232735, 258885, 308385, 325829, 362439, 418923, 512017, 604065, 698205, 977487, 1536051, 1629145, 1812195, 2094615, 2560085, 2932461, 3584119, 4608153, 4887435, 7680255, 10752357, 14662305, 17920595, 23040765, 32257071, 53761785, 161285355]

約数ペア:

[(1, 161285355), (3, 53761785), (5, 32257071), (7, 23040765), (9, 17920595), (11, 14662305), (15, 10752357), (21, 7680255), (33, 4887435), (35, 4608153), (45, 3584119), (55, 2932461), (63, 2560085), (77, 2094615), (89, 1812195), (99, 1629145), (105, 1536051), (165, 977487), (231, 698205), (267, 604065), (315, 512017), (385, 418923), (445, 362439), (495, 325829), (523, 308385), (623, 258885), (693, 232735), (801, 201355), (979, 164745), (1155, 139641), (1335, 120813), (1569, 102795), (1869, 86295), (2615, 61677), (2937, 54915), (3115, 51777), (3465, 46547), (3661, 44055), (4005, 40271), (4707, 34265), (4895, 32949), (5607, 28765), (5753, 28035), (6853, 23535), (7845, 20559), (8811, 18305), (9345, 17259), (10983, 14685)]