38678315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 55702080

約数和(自身を除く): 17023765

約数列:

[1, 5, 13, 17, 29, 65, 71, 85, 145, 221, 289, 355, 377, 493, 923, 1105, 1207, 1445, 1885, 2059, 2465, 3757, 4615, 6035, 6409, 8381, 10295, 15691, 18785, 20519, 26767, 32045, 35003, 41905, 78455, 102595, 108953, 133835, 175015, 266747, 455039, 544765, 595051, 1333735, 2275195, 2975255, 7735663, 38678315]

約数ペア:

[(1, 38678315), (5, 7735663), (13, 2975255), (17, 2275195), (29, 1333735), (65, 595051), (71, 544765), (85, 455039), (145, 266747), (221, 175015), (289, 133835), (355, 108953), (377, 102595), (493, 78455), (923, 41905), (1105, 35003), (1207, 32045), (1445, 26767), (1885, 20519), (2059, 18785), (2465, 15691), (3757, 10295), (4615, 8381), (6035, 6409)]