25299890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 34454350

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 103, 110, 121, 145, 154, 203, 206, 242, 290, 319, 385, 406, 515, 605, 638, 721, 770, 847, 1015, 1030, 1133, 1210, 1442, 1595, 1694, 2030, 2233, 2266, 2987, 3190, 3509, 3605, 4235, 4466, 5665, 5974, 7018, 7210, 7931, 8470, 11165, 11330, 12463, 14935, 15862, 17545, 20909, 22330, 24563, 24926, 29870, 32857, 35090, 39655, 41818, 49126, 62315, 65714, 79310, 87241, 104545, 122815, 124630, 164285, 174482, 209090, 229999, 245630, 328570, 361427, 436205, 459998, 722854, 872410, 1149995, 1807135, 2299990, 2529989, 3614270, 5059978, 12649945, 25299890]

約数ペア:

[(1, 25299890), (2, 12649945), (5, 5059978), (7, 3614270), (10, 2529989), (11, 2299990), (14, 1807135), (22, 1149995), (29, 872410), (35, 722854), (55, 459998), (58, 436205), (70, 361427), (77, 328570), (103, 245630), (110, 229999), (121, 209090), (145, 174482), (154, 164285), (203, 124630), (206, 122815), (242, 104545), (290, 87241), (319, 79310), (385, 65714), (406, 62315), (515, 49126), (605, 41818), (638, 39655), (721, 35090), (770, 32857), (847, 29870), (1015, 24926), (1030, 24563), (1133, 22330), (1210, 20909), (1442, 17545), (1595, 15862), (1694, 14935), (2030, 12463), (2233, 11330), (2266, 11165), (2987, 8470), (3190, 7931), (3509, 7210), (3605, 7018), (4235, 5974), (4466, 5665)]