805366930

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{4007}}^1$

素因数の和:4314

約数の個数: 32

約数和(自身を含む): 1471737600

約数和(自身を除く): 666370670

約数列:

[1, 2, 5, 10, 101, 199, 202, 398, 505, 995, 1010, 1990, 4007, 8014, 20035, 20099, 40070, 40198, 100495, 200990, 404707, 797393, 809414, 1594786, 2023535, 3986965, 4047070, 7973930, 80536693, 161073386, 402683465, 805366930]

約数ペア:

[(1, 805366930), (2, 402683465), (5, 161073386), (10, 80536693), (101, 7973930), (199, 4047070), (202, 3986965), (398, 2023535), (505, 1594786), (995, 809414), (1010, 797393), (1990, 404707), (4007, 200990), (8014, 100495), (20035, 40198), (20099, 40070)]