1330792528

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{25903}}^1$

素因数の和:25956

約数の個数: 60

約数和(自身を含む): 2939067840

約数和(自身を除く): 1608275312

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 494, 676, 988, 1352, 1976, 2704, 3211, 3952, 6422, 12844, 25688, 25903, 51376, 51806, 103612, 207224, 336739, 414448, 492157, 673478, 984314, 1346956, 1968628, 2693912, 3937256, 4377607, 5387824, 6398041, 7874512, 8755214, 12796082, 17510428, 25592164, 35020856, 51184328, 70041712, 83174533, 102368656, 166349066, 332698132, 665396264, 1330792528]

約数ペア:

[(1, 1330792528), (2, 665396264), (4, 332698132), (8, 166349066), (13, 102368656), (16, 83174533), (19, 70041712), (26, 51184328), (38, 35020856), (52, 25592164), (76, 17510428), (104, 12796082), (152, 8755214), (169, 7874512), (208, 6398041), (247, 5387824), (304, 4377607), (338, 3937256), (494, 2693912), (676, 1968628), (988, 1346956), (1352, 984314), (1976, 673478), (2704, 492157), (3211, 414448), (3952, 336739), (6422, 207224), (12844, 103612), (25688, 51806), (25903, 51376)]