64830340

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{21467}}^1$

素因数の和:21627

約数の個数: 24

約数和(自身を含む): 137051712

約数和(自身を除く): 72221372

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 21467, 42934, 85868, 107335, 214670, 429340, 3241517, 6483034, 12966068, 16207585, 32415170, 64830340]

約数ペア:

[(1, 64830340), (2, 32415170), (4, 16207585), (5, 12966068), (10, 6483034), (20, 3241517), (151, 429340), (302, 214670), (604, 107335), (755, 85868), (1510, 42934), (3020, 21467)]