64751810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20047}}^1$

素因数の和:20090

約数の個数: 32

約数和(自身を含む): 129911040

約数和(自身を除く): 65159230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 20047, 40094, 100235, 200470, 340799, 380893, 681598, 761786, 1703995, 1904465, 3407990, 3808930, 6475181, 12950362, 32375905, 64751810]

約数ペア:

[(1, 64751810), (2, 32375905), (5, 12950362), (10, 6475181), (17, 3808930), (19, 3407990), (34, 1904465), (38, 1703995), (85, 761786), (95, 681598), (170, 380893), (190, 340799), (323, 200470), (646, 100235), (1615, 40094), (3230, 20047)]