12978961090

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{709}}^1\times {\mathrm{9199}}^1$

素因数の和:10114

約数の個数: 32

約数和(自身を含む): 23515200000

約数和(自身を除く): 10536238910

約数列:

[1, 2, 5, 10, 199, 398, 709, 995, 1418, 1990, 3545, 7090, 9199, 18398, 45995, 91990, 141091, 282182, 705455, 1410910, 1830601, 3661202, 6522091, 9153005, 13044182, 18306010, 32610455, 65220910, 1297896109, 2595792218, 6489480545, 12978961090]

約数ペア:

[(1, 12978961090), (2, 6489480545), (5, 2595792218), (10, 1297896109), (199, 65220910), (398, 32610455), (709, 18306010), (995, 13044182), (1418, 9153005), (1990, 6522091), (3545, 3661202), (7090, 1830601), (9199, 1410910), (18398, 705455), (45995, 282182), (91990, 141091)]