12851275125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:556

約数の個数: 128

約数和(自身を含む): 23640035328

約数和(自身を除く): 10788760203

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 107, 125, 195, 213, 321, 325, 347, 355, 375, 535, 923, 975, 1041, 1065, 1391, 1605, 1625, 1735, 1775, 2675, 2769, 4173, 4511, 4615, 4875, 5205, 5325, 6955, 7597, 8025, 8675, 8875, 13375, 13533, 13845, 20865, 22555, 22791, 23075, 24637, 26025, 26625, 34775, 37129, 37985, 40125, 43375, 67665, 69225, 73911, 98761, 104325, 111387, 112775, 113955, 115375, 123185, 130125, 173875, 185645, 189925, 296283, 320281, 338325, 346125, 369555, 482677, 493805, 521625, 556935, 563875, 569775, 615925, 928225, 949625, 960843, 1448031, 1481415, 1601405, 1691625, 1847775, 2413385, 2469025, 2636159, 2784675, 2848875, 3079625, 4641125, 4804215, 7240155, 7407075, 7908477, 8007025, 9238875, 12066925, 12345125, 13180795, 13923375, 24021075, 34270067, 36200775, 37035375, 39542385, 40035125, 60334625, 65903975, 102810201, 120105375, 171350335, 181003875, 197711925, 329519875, 514051005, 856751675, 988559625, 2570255025, 4283758375, 12851275125]

約数ペア:

[(1, 12851275125), (3, 4283758375), (5, 2570255025), (13, 988559625), (15, 856751675), (25, 514051005), (39, 329519875), (65, 197711925), (71, 181003875), (75, 171350335), (107, 120105375), (125, 102810201), (195, 65903975), (213, 60334625), (321, 40035125), (325, 39542385), (347, 37035375), (355, 36200775), (375, 34270067), (535, 24021075), (923, 13923375), (975, 13180795), (1041, 12345125), (1065, 12066925), (1391, 9238875), (1605, 8007025), (1625, 7908477), (1735, 7407075), (1775, 7240155), (2675, 4804215), (2769, 4641125), (4173, 3079625), (4511, 2848875), (4615, 2784675), (4875, 2636159), (5205, 2469025), (5325, 2413385), (6955, 1847775), (7597, 1691625), (8025, 1601405), (8675, 1481415), (8875, 1448031), (13375, 960843), (13533, 949625), (13845, 928225), (20865, 615925), (22555, 569775), (22791, 563875), (23075, 556935), (24637, 521625), (26025, 493805), (26625, 482677), (34775, 369555), (37129, 346125), (37985, 338325), (40125, 320281), (43375, 296283), (67665, 189925), (69225, 185645), (73911, 173875), (98761, 130125), (104325, 123185), (111387, 115375), (112775, 113955)]