70814720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13831}}^1$

素因数の和:13856

約数の個数: 44

約数和(自身を含む): 169884624

約数和(自身を除く): 99069904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 13831, 27662, 55324, 69155, 110648, 138310, 221296, 276620, 442592, 553240, 885184, 1106480, 1770368, 2212960, 3540736, 4425920, 7081472, 8851840, 14162944, 17703680, 35407360, 70814720]

約数ペア:

[(1, 70814720), (2, 35407360), (4, 17703680), (5, 14162944), (8, 8851840), (10, 7081472), (16, 4425920), (20, 3540736), (32, 2212960), (40, 1770368), (64, 1106480), (80, 885184), (128, 553240), (160, 442592), (256, 276620), (320, 221296), (512, 138310), (640, 110648), (1024, 69155), (1280, 55324), (2560, 27662), (5120, 13831)]