905177260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 2095349760

約数和(自身を除く): 1190172500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 127, 130, 158, 254, 260, 316, 347, 395, 508, 635, 694, 790, 1027, 1270, 1388, 1580, 1651, 1735, 2054, 2540, 3302, 3470, 4108, 4511, 5135, 6604, 6940, 8255, 9022, 10033, 10270, 16510, 18044, 20066, 20540, 22555, 27413, 33020, 40132, 44069, 45110, 50165, 54826, 88138, 90220, 100330, 109652, 130429, 137065, 176276, 200660, 220345, 260858, 274130, 356369, 440690, 521716, 548260, 572897, 652145, 712738, 881380, 1145794, 1304290, 1425476, 1781845, 2291588, 2608580, 2864485, 3481451, 3563690, 5728970, 6962902, 7127380, 11457940, 13925804, 17407255, 34814510, 45258863, 69629020, 90517726, 181035452, 226294315, 452588630, 905177260]

約数ペア:

[(1, 905177260), (2, 452588630), (4, 226294315), (5, 181035452), (10, 90517726), (13, 69629020), (20, 45258863), (26, 34814510), (52, 17407255), (65, 13925804), (79, 11457940), (127, 7127380), (130, 6962902), (158, 5728970), (254, 3563690), (260, 3481451), (316, 2864485), (347, 2608580), (395, 2291588), (508, 1781845), (635, 1425476), (694, 1304290), (790, 1145794), (1027, 881380), (1270, 712738), (1388, 652145), (1580, 572897), (1651, 548260), (1735, 521716), (2054, 440690), (2540, 356369), (3302, 274130), (3470, 260858), (4108, 220345), (4511, 200660), (5135, 176276), (6604, 137065), (6940, 130429), (8255, 109652), (9022, 100330), (10033, 90220), (10270, 88138), (16510, 54826), (18044, 50165), (20066, 45110), (20540, 44069), (22555, 40132), (27413, 33020)]