68126720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{6653}}^1$

素因数の和:6680

約数の個数: 48

約数和(自身を含む): 163488780

約数和(自身を除く): 95362060

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, 5120, 6653, 10240, 13306, 26612, 33265, 53224, 66530, 106448, 133060, 212896, 266120, 425792, 532240, 851584, 1064480, 1703168, 2128960, 3406336, 4257920, 6812672, 8515840, 13625344, 17031680, 34063360, 68126720]

約数ペア:

[(1, 68126720), (2, 34063360), (4, 17031680), (5, 13625344), (8, 8515840), (10, 6812672), (16, 4257920), (20, 3406336), (32, 2128960), (40, 1703168), (64, 1064480), (80, 851584), (128, 532240), (160, 425792), (256, 266120), (320, 212896), (512, 133060), (640, 106448), (1024, 66530), (1280, 53224), (2048, 33265), (2560, 26612), (5120, 13306), (6653, 10240)]