66239680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15923}}^1$

素因数の和:15953

約数の個数: 56

約数和(自身を含む): 169877232

約数和(自身を除く): 103637552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 15923, 31846, 63692, 79615, 127384, 159230, 206999, 254768, 318460, 413998, 509536, 636920, 827996, 1019072, 1034995, 1273840, 1655992, 2069990, 2547680, 3311984, 4139980, 5095360, 6623968, 8279960, 13247936, 16559920, 33119840, 66239680]

約数ペア:

[(1, 66239680), (2, 33119840), (4, 16559920), (5, 13247936), (8, 8279960), (10, 6623968), (13, 5095360), (16, 4139980), (20, 3311984), (26, 2547680), (32, 2069990), (40, 1655992), (52, 1273840), (64, 1034995), (65, 1019072), (80, 827996), (104, 636920), (130, 509536), (160, 413998), (208, 318460), (260, 254768), (320, 206999), (416, 159230), (520, 127384), (832, 79615), (1040, 63692), (2080, 31846), (4160, 15923)]