172787056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 376864768

約数和(自身を除く): 204077712

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 127, 208, 211, 248, 254, 403, 422, 496, 508, 806, 844, 1016, 1612, 1651, 1688, 2032, 2743, 3224, 3302, 3376, 3937, 5486, 6448, 6541, 6604, 7874, 10972, 13082, 13208, 15748, 21944, 26164, 26416, 26797, 31496, 43888, 51181, 52328, 53594, 62992, 85033, 102362, 104656, 107188, 170066, 204724, 214376, 340132, 348361, 409448, 428752, 680264, 696722, 818896, 830707, 1360528, 1393444, 1661414, 2786888, 3322828, 5573776, 6645656, 10799191, 13291312, 21598382, 43196764, 86393528, 172787056]

約数ペア:

[(1, 172787056), (2, 86393528), (4, 43196764), (8, 21598382), (13, 13291312), (16, 10799191), (26, 6645656), (31, 5573776), (52, 3322828), (62, 2786888), (104, 1661414), (124, 1393444), (127, 1360528), (208, 830707), (211, 818896), (248, 696722), (254, 680264), (403, 428752), (422, 409448), (496, 348361), (508, 340132), (806, 214376), (844, 204724), (1016, 170066), (1612, 107188), (1651, 104656), (1688, 102362), (2032, 85033), (2743, 62992), (3224, 53594), (3302, 52328), (3376, 51181), (3937, 43888), (5486, 31496), (6448, 26797), (6541, 26416), (6604, 26164), (7874, 21944), (10972, 15748), (13082, 13208)]