65244725

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 107758728

約数和(自身を除く): 42514003

約数列:

[1, 5, 7, 13, 17, 25, 35, 49, 65, 85, 91, 119, 175, 221, 241, 245, 325, 425, 455, 595, 637, 833, 1105, 1205, 1225, 1547, 1687, 2275, 2975, 3133, 3185, 4097, 4165, 5525, 6025, 7735, 8435, 10829, 11809, 15665, 15925, 20485, 20825, 21931, 28679, 38675, 42175, 53261, 54145, 59045, 78325, 102425, 109655, 143395, 153517, 200753, 266305, 270725, 295225, 372827, 548275, 716975, 767585, 1003765, 1331525, 1864135, 2609789, 3837925, 5018825, 9320675, 13048945, 65244725]

約数ペア:

[(1, 65244725), (5, 13048945), (7, 9320675), (13, 5018825), (17, 3837925), (25, 2609789), (35, 1864135), (49, 1331525), (65, 1003765), (85, 767585), (91, 716975), (119, 548275), (175, 372827), (221, 295225), (241, 270725), (245, 266305), (325, 200753), (425, 153517), (455, 143395), (595, 109655), (637, 102425), (833, 78325), (1105, 59045), (1205, 54145), (1225, 53261), (1547, 42175), (1687, 38675), (2275, 28679), (2975, 21931), (3133, 20825), (3185, 20485), (4097, 15925), (4165, 15665), (5525, 11809), (6025, 10829), (7735, 8435)]