142286990

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 259891200

約数和(自身を除く): 117604210

約数列:

[1, 2, 5, 10, 127, 199, 254, 398, 563, 635, 995, 1126, 1270, 1990, 2815, 5630, 25273, 50546, 71501, 112037, 126365, 143002, 224074, 252730, 357505, 560185, 715010, 1120370, 14228699, 28457398, 71143495, 142286990]

約数ペア:

[(1, 142286990), (2, 71143495), (5, 28457398), (10, 14228699), (127, 1120370), (199, 715010), (254, 560185), (398, 357505), (563, 252730), (635, 224074), (995, 143002), (1126, 126365), (1270, 112037), (1990, 71501), (2815, 50546), (5630, 25273)]