64778240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{3163}}^1$

素因数の和:3192

約数の個数: 52

約数和(自身を含む): 155497944

約数和(自身を除く): 90719704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 3163, 4096, 5120, 6326, 10240, 12652, 15815, 20480, 25304, 31630, 50608, 63260, 101216, 126520, 202432, 253040, 404864, 506080, 809728, 1012160, 1619456, 2024320, 3238912, 4048640, 6477824, 8097280, 12955648, 16194560, 32389120, 64778240]

約数ペア:

[(1, 64778240), (2, 32389120), (4, 16194560), (5, 12955648), (8, 8097280), (10, 6477824), (16, 4048640), (20, 3238912), (32, 2024320), (40, 1619456), (64, 1012160), (80, 809728), (128, 506080), (160, 404864), (256, 253040), (320, 202432), (512, 126520), (640, 101216), (1024, 63260), (1280, 50608), (2048, 31630), (2560, 25304), (3163, 20480), (4096, 15815), (5120, 12652), (6326, 10240)]