78407888

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 60

約数和(自身を含む): 166650048

約数和(自身を除く): 88242160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 169, 208, 214, 271, 338, 428, 542, 676, 856, 1084, 1352, 1391, 1712, 2168, 2704, 2782, 3523, 4336, 5564, 7046, 11128, 14092, 18083, 22256, 28184, 28997, 36166, 45799, 56368, 57994, 72332, 91598, 115988, 144664, 183196, 231976, 289328, 366392, 376961, 463952, 732784, 753922, 1507844, 3015688, 4900493, 6031376, 9800986, 19601972, 39203944, 78407888]

約数ペア:

[(1, 78407888), (2, 39203944), (4, 19601972), (8, 9800986), (13, 6031376), (16, 4900493), (26, 3015688), (52, 1507844), (104, 753922), (107, 732784), (169, 463952), (208, 376961), (214, 366392), (271, 289328), (338, 231976), (428, 183196), (542, 144664), (676, 115988), (856, 91598), (1084, 72332), (1352, 57994), (1391, 56368), (1712, 45799), (2168, 36166), (2704, 28997), (2782, 28184), (3523, 22256), (4336, 18083), (5564, 14092), (7046, 11128)]