64767890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13693}}^1$

素因数の和:13754

約数の個数: 32

約数和(自身を含む): 130147776

約数和(自身を除く): 65379886

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 13693, 27386, 68465, 136930, 150623, 301246, 588799, 753115, 1177598, 1506230, 2943995, 5887990, 6476789, 12953578, 32383945, 64767890]

約数ペア:

[(1, 64767890), (2, 32383945), (5, 12953578), (10, 6476789), (11, 5887990), (22, 2943995), (43, 1506230), (55, 1177598), (86, 753115), (110, 588799), (215, 301246), (430, 150623), (473, 136930), (946, 68465), (2365, 27386), (4730, 13693)]