165256240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50383}}^1$

素因数の和:50437

約数の個数: 40

約数和(自身を含む): 393599808

約数和(自身を除く): 228343568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 50383, 100766, 201532, 251915, 403064, 503830, 806128, 1007660, 2015320, 2065703, 4030640, 4131406, 8262812, 10328515, 16525624, 20657030, 33051248, 41314060, 82628120, 165256240]

約数ペア:

[(1, 165256240), (2, 82628120), (4, 41314060), (5, 33051248), (8, 20657030), (10, 16525624), (16, 10328515), (20, 8262812), (40, 4131406), (41, 4030640), (80, 2065703), (82, 2015320), (164, 1007660), (205, 806128), (328, 503830), (410, 403064), (656, 251915), (820, 201532), (1640, 100766), (3280, 50383)]