72082160

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2203}}^1$

素因数の和:2625

約数の個数: 40

約数和(自身を含む): 168077040

約数和(自身を除く): 95994880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 2203, 3272, 4090, 4406, 6544, 8180, 8812, 11015, 16360, 17624, 22030, 32720, 35248, 44060, 88120, 176240, 901027, 1802054, 3604108, 4505135, 7208216, 9010270, 14416432, 18020540, 36041080, 72082160]

約数ペア:

[(1, 72082160), (2, 36041080), (4, 18020540), (5, 14416432), (8, 9010270), (10, 7208216), (16, 4505135), (20, 3604108), (40, 1802054), (80, 901027), (409, 176240), (818, 88120), (1636, 44060), (2045, 35248), (2203, 32720), (3272, 22030), (4090, 17624), (4406, 16360), (6544, 11015), (8180, 8812)]