836441840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{4759}}^1$

素因数の和:4811

約数の個数: 80

約数和(自身を含む): 2107156800

約数和(自身を除く): 1270714960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2197, 2704, 3380, 4394, 4759, 6760, 8788, 9518, 10985, 13520, 17576, 19036, 21970, 23795, 35152, 38072, 43940, 47590, 61867, 76144, 87880, 95180, 123734, 175760, 190360, 247468, 309335, 380720, 494936, 618670, 804271, 989872, 1237340, 1608542, 2474680, 3217084, 4021355, 4949360, 6434168, 8042710, 10455523, 12868336, 16085420, 20911046, 32170840, 41822092, 52277615, 64341680, 83644184, 104555230, 167288368, 209110460, 418220920, 836441840]

約数ペア:

[(1, 836441840), (2, 418220920), (4, 209110460), (5, 167288368), (8, 104555230), (10, 83644184), (13, 64341680), (16, 52277615), (20, 41822092), (26, 32170840), (40, 20911046), (52, 16085420), (65, 12868336), (80, 10455523), (104, 8042710), (130, 6434168), (169, 4949360), (208, 4021355), (260, 3217084), (338, 2474680), (520, 1608542), (676, 1237340), (845, 989872), (1040, 804271), (1352, 618670), (1690, 494936), (2197, 380720), (2704, 309335), (3380, 247468), (4394, 190360), (4759, 175760), (6760, 123734), (8788, 95180), (9518, 87880), (10985, 76144), (13520, 61867), (17576, 47590), (19036, 43940), (21970, 38072), (23795, 35152)]