181275650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{557}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 353709504

約数和(自身を除く): 172433854

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 283, 557, 566, 575, 1114, 1150, 1415, 2785, 2830, 5570, 6509, 7075, 12811, 13018, 13925, 14150, 25622, 27850, 32545, 64055, 65090, 128110, 157631, 162725, 315262, 320275, 325450, 640550, 788155, 1576310, 3625513, 3940775, 7251026, 7881550, 18127565, 36255130, 90637825, 181275650]

約数ペア:

[(1, 181275650), (2, 90637825), (5, 36255130), (10, 18127565), (23, 7881550), (25, 7251026), (46, 3940775), (50, 3625513), (115, 1576310), (230, 788155), (283, 640550), (557, 325450), (566, 320275), (575, 315262), (1114, 162725), (1150, 157631), (1415, 128110), (2785, 65090), (2830, 64055), (5570, 32545), (6509, 27850), (7075, 25622), (12811, 14150), (13018, 13925)]