63260440

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3221}}^1$

素因数の和:3723

約数の個数: 32

約数和(自身を含む): 142670160

約数和(自身を除く): 79409720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3221, 3928, 4910, 6442, 9820, 12884, 16105, 19640, 25768, 32210, 64420, 128840, 1581511, 3163022, 6326044, 7907555, 12652088, 15815110, 31630220, 63260440]

約数ペア:

[(1, 63260440), (2, 31630220), (4, 15815110), (5, 12652088), (8, 7907555), (10, 6326044), (20, 3163022), (40, 1581511), (491, 128840), (982, 64420), (1964, 32210), (2455, 25768), (3221, 19640), (3928, 16105), (4910, 12884), (6442, 9820)]