168573890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{3203}}^1$

素因数の和:3506

約数の個数: 32

約数和(自身を含む): 320656320

約数和(自身を除く): 152082430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 277, 554, 1385, 2770, 3203, 5263, 6406, 10526, 16015, 26315, 32030, 52630, 60857, 121714, 304285, 608570, 887231, 1774462, 4436155, 8872310, 16857389, 33714778, 84286945, 168573890]

約数ペア:

[(1, 168573890), (2, 84286945), (5, 33714778), (10, 16857389), (19, 8872310), (38, 4436155), (95, 1774462), (190, 887231), (277, 608570), (554, 304285), (1385, 121714), (2770, 60857), (3203, 52630), (5263, 32030), (6406, 26315), (10526, 16015)]