64036480

素因数分解:

$2^7\times 5^1\times {\mathrm{100057}}^1$

素因数の和:100076

約数の個数: 32

約数和(自身を含む): 153088740

約数和(自身を除く): 89052260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 100057, 200114, 400228, 500285, 800456, 1000570, 1600912, 2001140, 3201824, 4002280, 6403648, 8004560, 12807296, 16009120, 32018240, 64036480]

約数ペア:

[(1, 64036480), (2, 32018240), (4, 16009120), (5, 12807296), (8, 8004560), (10, 6403648), (16, 4002280), (20, 3201824), (32, 2001140), (40, 1600912), (64, 1000570), (80, 800456), (128, 500285), (160, 400228), (320, 200114), (640, 100057)]