78302260

素因数分解:

$2^2\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{2521}}^1$

素因数の和:4083

約数の個数: 24

約数和(自身を含む): 164605896

約数和(自身を除く): 86303636

約数列:

[1, 2, 4, 5, 10, 20, 1553, 2521, 3106, 5042, 6212, 7765, 10084, 12605, 15530, 25210, 31060, 50420, 3915113, 7830226, 15660452, 19575565, 39151130, 78302260]

約数ペア:

[(1, 78302260), (2, 39151130), (4, 19575565), (5, 15660452), (10, 7830226), (20, 3915113), (1553, 50420), (2521, 31060), (3106, 25210), (5042, 15530), (6212, 12605), (7765, 10084)]