2664267520

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15889}}^1$

素因数の和:16041

約数の個数: 72

約数和(自身を含む): 6430873680

約数和(自身を除く): 3766606160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 524, 640, 655, 1048, 1280, 1310, 2096, 2620, 4192, 5240, 8384, 10480, 15889, 16768, 20960, 31778, 33536, 41920, 63556, 79445, 83840, 127112, 158890, 167680, 254224, 317780, 508448, 635560, 1016896, 1271120, 2033792, 2081459, 2542240, 4067584, 4162918, 5084480, 8325836, 10168960, 10407295, 16651672, 20337920, 20814590, 33303344, 41629180, 66606688, 83258360, 133213376, 166516720, 266426752, 333033440, 532853504, 666066880, 1332133760, 2664267520]

約数ペア:

[(1, 2664267520), (2, 1332133760), (4, 666066880), (5, 532853504), (8, 333033440), (10, 266426752), (16, 166516720), (20, 133213376), (32, 83258360), (40, 66606688), (64, 41629180), (80, 33303344), (128, 20814590), (131, 20337920), (160, 16651672), (256, 10407295), (262, 10168960), (320, 8325836), (524, 5084480), (640, 4162918), (655, 4067584), (1048, 2542240), (1280, 2081459), (1310, 2033792), (2096, 1271120), (2620, 1016896), (4192, 635560), (5240, 508448), (8384, 317780), (10480, 254224), (15889, 167680), (16768, 158890), (20960, 127112), (31778, 83840), (33536, 79445), (41920, 63556)]