13515680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4969}}^1$

素因数の和:5001

約数の個数: 48

約数和(自身を含む): 33815880

約数和(自身を除く): 20300200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 4969, 9938, 19876, 24845, 39752, 49690, 79504, 84473, 99380, 159008, 168946, 198760, 337892, 397520, 422365, 675784, 795040, 844730, 1351568, 1689460, 2703136, 3378920, 6757840, 13515680]

約数ペア:

[(1, 13515680), (2, 6757840), (4, 3378920), (5, 2703136), (8, 1689460), (10, 1351568), (16, 844730), (17, 795040), (20, 675784), (32, 422365), (34, 397520), (40, 337892), (68, 198760), (80, 168946), (85, 159008), (136, 99380), (160, 84473), (170, 79504), (272, 49690), (340, 39752), (544, 24845), (680, 19876), (1360, 9938), (2720, 4969)]