105516680

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{20771}}^1$

素因数の和:20909

約数の個数: 32

約数和(自身を含む): 239293440

約数和(自身を除く): 133776760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 20771, 41542, 83084, 103855, 166168, 207710, 415420, 830840, 2637917, 5275834, 10551668, 13189585, 21103336, 26379170, 52758340, 105516680]

約数ペア:

[(1, 105516680), (2, 52758340), (4, 26379170), (5, 21103336), (8, 13189585), (10, 10551668), (20, 5275834), (40, 2637917), (127, 830840), (254, 415420), (508, 207710), (635, 166168), (1016, 103855), (1270, 83084), (2540, 41542), (5080, 20771)]