266975905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 406328832

約数和(自身を除く): 139352927

約数列:

[1, 5, 7, 17, 35, 37, 67, 85, 119, 181, 185, 259, 335, 469, 595, 629, 905, 1139, 1267, 1295, 2345, 2479, 3077, 3145, 4403, 5695, 6335, 6697, 7973, 12127, 12395, 15385, 17353, 21539, 22015, 33485, 39865, 42143, 46879, 60635, 84889, 86765, 107695, 113849, 206159, 210715, 234395, 295001, 424445, 448699, 569245, 796943, 1030795, 1443113, 1475005, 2243495, 3140893, 3984715, 7215565, 7627883, 15704465, 38139415, 53395181, 266975905]

約数ペア:

[(1, 266975905), (5, 53395181), (7, 38139415), (17, 15704465), (35, 7627883), (37, 7215565), (67, 3984715), (85, 3140893), (119, 2243495), (181, 1475005), (185, 1443113), (259, 1030795), (335, 796943), (469, 569245), (595, 448699), (629, 424445), (905, 295001), (1139, 234395), (1267, 210715), (1295, 206159), (2345, 113849), (2479, 107695), (3077, 86765), (3145, 84889), (4403, 60635), (5695, 46879), (6335, 42143), (6697, 39865), (7973, 33485), (12127, 22015), (12395, 21539), (15385, 17353)]