78291304

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 192487680

約数和(自身を除く): 114196376

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 43, 52, 56, 61, 82, 86, 91, 104, 122, 164, 172, 182, 244, 287, 301, 328, 344, 364, 427, 488, 533, 559, 574, 602, 728, 793, 854, 1066, 1118, 1148, 1204, 1586, 1708, 1763, 2132, 2236, 2296, 2408, 2501, 2623, 3172, 3416, 3526, 3731, 3913, 4264, 4472, 5002, 5246, 5551, 6344, 7052, 7462, 7826, 10004, 10492, 11102, 12341, 14104, 14924, 15652, 17507, 18361, 20008, 20984, 22204, 22919, 24682, 29848, 31304, 32513, 34099, 35014, 36722, 44408, 45838, 49364, 65026, 68198, 70028, 73444, 91676, 98728, 107543, 130052, 136396, 140056, 146888, 160433, 183352, 215086, 227591, 238693, 260104, 272792, 320866, 430172, 455182, 477386, 641732, 752801, 860344, 910364, 954772, 1283464, 1398059, 1505602, 1820728, 1909544, 2796118, 3011204, 5592236, 6022408, 9786413, 11184472, 19572826, 39145652, 78291304]

約数ペア:

[(1, 78291304), (2, 39145652), (4, 19572826), (7, 11184472), (8, 9786413), (13, 6022408), (14, 5592236), (26, 3011204), (28, 2796118), (41, 1909544), (43, 1820728), (52, 1505602), (56, 1398059), (61, 1283464), (82, 954772), (86, 910364), (91, 860344), (104, 752801), (122, 641732), (164, 477386), (172, 455182), (182, 430172), (244, 320866), (287, 272792), (301, 260104), (328, 238693), (344, 227591), (364, 215086), (427, 183352), (488, 160433), (533, 146888), (559, 140056), (574, 136396), (602, 130052), (728, 107543), (793, 98728), (854, 91676), (1066, 73444), (1118, 70028), (1148, 68198), (1204, 65026), (1586, 49364), (1708, 45838), (1763, 44408), (2132, 36722), (2236, 35014), (2296, 34099), (2408, 32513), (2501, 31304), (2623, 29848), (3172, 24682), (3416, 22919), (3526, 22204), (3731, 20984), (3913, 20008), (4264, 18361), (4472, 17507), (5002, 15652), (5246, 14924), (5551, 14104), (6344, 12341), (7052, 11102), (7462, 10492), (7826, 10004)]