64430704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1009}}^1$

素因数の和:1337

約数の個数: 40

約数和(自身を含む): 135008720

約数和(自身を除く): 70578016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 614, 1009, 1228, 2018, 2456, 3991, 4036, 4912, 7982, 8072, 13117, 15964, 16144, 26234, 31928, 52468, 63856, 104936, 209872, 309763, 619526, 1239052, 2478104, 4026919, 4956208, 8053838, 16107676, 32215352, 64430704]

約数ペア:

[(1, 64430704), (2, 32215352), (4, 16107676), (8, 8053838), (13, 4956208), (16, 4026919), (26, 2478104), (52, 1239052), (104, 619526), (208, 309763), (307, 209872), (614, 104936), (1009, 63856), (1228, 52468), (2018, 31928), (2456, 26234), (3991, 16144), (4036, 15964), (4912, 13117), (7982, 8072)]