65290120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{929}}^1$

素因数の和:1198

約数の個数: 64

約数和(自身を含む): 168739200

約数和(自身を除く): 103449080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 251, 280, 502, 929, 1004, 1255, 1757, 1858, 2008, 2510, 3514, 3716, 4645, 5020, 6503, 7028, 7432, 8785, 9290, 10040, 13006, 14056, 17570, 18580, 26012, 32515, 35140, 37160, 52024, 65030, 70280, 130060, 233179, 260120, 466358, 932716, 1165895, 1632253, 1865432, 2331790, 3264506, 4663580, 6529012, 8161265, 9327160, 13058024, 16322530, 32645060, 65290120]

約数ペア:

[(1, 65290120), (2, 32645060), (4, 16322530), (5, 13058024), (7, 9327160), (8, 8161265), (10, 6529012), (14, 4663580), (20, 3264506), (28, 2331790), (35, 1865432), (40, 1632253), (56, 1165895), (70, 932716), (140, 466358), (251, 260120), (280, 233179), (502, 130060), (929, 70280), (1004, 65030), (1255, 52024), (1757, 37160), (1858, 35140), (2008, 32515), (2510, 26012), (3514, 18580), (3716, 17570), (4645, 14056), (5020, 13006), (6503, 10040), (7028, 9290), (7432, 8785)]