981900580310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{256393}}^1$

素因数の和:256833

約数の個数: 64

約数和(自身を含む): 1930585285440

約数和(自身を除く): 948684705130

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 331, 445, 662, 890, 1157, 1655, 2314, 3310, 4303, 5785, 8606, 11570, 21515, 29459, 43030, 58918, 147295, 256393, 294590, 382967, 512786, 765934, 1281965, 1914835, 2563930, 3333109, 3829670, 6666218, 16665545, 22818977, 33331090, 45637954, 84866083, 114094885, 169732166, 228189770, 296646701, 424330415, 593293402, 848660830, 1103259079, 1483233505, 2206518158, 2966467010, 5516295395, 7553081387, 11032590790, 15106162774, 37765406935, 75530813870, 98190058031, 196380116062, 490950290155, 981900580310]

約数ペア:

[(1, 981900580310), (2, 490950290155), (5, 196380116062), (10, 98190058031), (13, 75530813870), (26, 37765406935), (65, 15106162774), (89, 11032590790), (130, 7553081387), (178, 5516295395), (331, 2966467010), (445, 2206518158), (662, 1483233505), (890, 1103259079), (1157, 848660830), (1655, 593293402), (2314, 424330415), (3310, 296646701), (4303, 228189770), (5785, 169732166), (8606, 114094885), (11570, 84866083), (21515, 45637954), (29459, 33331090), (43030, 22818977), (58918, 16665545), (147295, 6666218), (256393, 3829670), (294590, 3333109), (382967, 2563930), (512786, 1914835), (765934, 1281965)]