51641345

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 76014288

約数和(自身を除く): 24372943

約数列:

[1, 5, 7, 35, 41, 49, 53, 97, 205, 245, 265, 287, 371, 485, 679, 1435, 1855, 2009, 2173, 2597, 3395, 3977, 4753, 5141, 10045, 10865, 12985, 15211, 19885, 23765, 25705, 27839, 35987, 76055, 106477, 139195, 179935, 194873, 210781, 251909, 532385, 974365, 1053905, 1259545, 1475467, 7377335, 10328269, 51641345]

約数ペア:

[(1, 51641345), (5, 10328269), (7, 7377335), (35, 1475467), (41, 1259545), (49, 1053905), (53, 974365), (97, 532385), (205, 251909), (245, 210781), (265, 194873), (287, 179935), (371, 139195), (485, 106477), (679, 76055), (1435, 35987), (1855, 27839), (2009, 25705), (2173, 23765), (2597, 19885), (3395, 15211), (3977, 12985), (4753, 10865), (5141, 10045)]