64692784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 142213120

約数和(自身を除く): 77520336

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 127, 158, 208, 248, 254, 316, 403, 496, 508, 632, 806, 1016, 1027, 1264, 1612, 1651, 2032, 2054, 2449, 3224, 3302, 3937, 4108, 4898, 6448, 6604, 7874, 8216, 9796, 10033, 13208, 15748, 16432, 19592, 20066, 26416, 31496, 31837, 39184, 40132, 51181, 62992, 63674, 80264, 102362, 127348, 130429, 160528, 204724, 254696, 260858, 311023, 409448, 509392, 521716, 622046, 818896, 1043432, 1244092, 2086864, 2488184, 4043299, 4976368, 8086598, 16173196, 32346392, 64692784]

約数ペア:

[(1, 64692784), (2, 32346392), (4, 16173196), (8, 8086598), (13, 4976368), (16, 4043299), (26, 2488184), (31, 2086864), (52, 1244092), (62, 1043432), (79, 818896), (104, 622046), (124, 521716), (127, 509392), (158, 409448), (208, 311023), (248, 260858), (254, 254696), (316, 204724), (403, 160528), (496, 130429), (508, 127348), (632, 102362), (806, 80264), (1016, 63674), (1027, 62992), (1264, 51181), (1612, 40132), (1651, 39184), (2032, 31837), (2054, 31496), (2449, 26416), (3224, 20066), (3302, 19592), (3937, 16432), (4108, 15748), (4898, 13208), (6448, 10033), (6604, 9796), (7874, 8216)]