77884010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{189961}}^1$

素因数の和:190009

約数の個数: 16

約数和(自身を含む): 143611272

約数和(自身を除く): 65727262

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 189961, 379922, 949805, 1899610, 7788401, 15576802, 38942005, 77884010]

約数ペア:

[(1, 77884010), (2, 38942005), (5, 15576802), (10, 7788401), (41, 1899610), (82, 949805), (205, 379922), (410, 189961)]