61623280

素因数分解:

$2^4\times 5^1\times {\mathrm{770291}}^1$

素因数の和:770304

約数の個数: 20

約数和(自身を含む): 143274312

約数和(自身を除く): 81651032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 770291, 1540582, 3081164, 3851455, 6162328, 7702910, 12324656, 15405820, 30811640, 61623280]

約数ペア:

[(1, 61623280), (2, 30811640), (4, 15405820), (5, 12324656), (8, 7702910), (10, 6162328), (16, 3851455), (20, 3081164), (40, 1540582), (80, 770291)]