12750031875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{57143}}^1$

素因数の和:57190

約数の個数: 80

約数和(自身を含む): 25706571264

約数和(自身を除く): 12956539389

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 125, 175, 255, 357, 375, 425, 525, 595, 625, 875, 1275, 1785, 1875, 2125, 2625, 2975, 4375, 6375, 8925, 10625, 13125, 14875, 31875, 44625, 57143, 74375, 171429, 223125, 285715, 400001, 857145, 971431, 1200003, 1428575, 2000005, 2914293, 4285725, 4857155, 6000015, 6800017, 7142875, 10000025, 14571465, 20400051, 21428625, 24285775, 30000075, 34000085, 35714375, 50000125, 72857325, 102000255, 107143125, 121428875, 150000375, 170000425, 250000625, 364286625, 510001275, 607144375, 750001875, 850002125, 1821433125, 2550006375, 4250010625, 12750031875]

約数ペア:

[(1, 12750031875), (3, 4250010625), (5, 2550006375), (7, 1821433125), (15, 850002125), (17, 750001875), (21, 607144375), (25, 510001275), (35, 364286625), (51, 250000625), (75, 170000425), (85, 150000375), (105, 121428875), (119, 107143125), (125, 102000255), (175, 72857325), (255, 50000125), (357, 35714375), (375, 34000085), (425, 30000075), (525, 24285775), (595, 21428625), (625, 20400051), (875, 14571465), (1275, 10000025), (1785, 7142875), (1875, 6800017), (2125, 6000015), (2625, 4857155), (2975, 4285725), (4375, 2914293), (6375, 2000005), (8925, 1428575), (10625, 1200003), (13125, 971431), (14875, 857145), (31875, 400001), (44625, 285715), (57143, 223125), (74375, 171429)]