66292720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63743}}^1$

素因数の和:63769

約数の個数: 40

約数和(自身を含む): 165989376

約数和(自身を除く): 99696656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 63743, 127486, 254972, 318715, 509944, 637430, 828659, 1019888, 1274860, 1657318, 2549720, 3314636, 4143295, 5099440, 6629272, 8286590, 13258544, 16573180, 33146360, 66292720]

約数ペア:

[(1, 66292720), (2, 33146360), (4, 16573180), (5, 13258544), (8, 8286590), (10, 6629272), (13, 5099440), (16, 4143295), (20, 3314636), (26, 2549720), (40, 1657318), (52, 1274860), (65, 1019888), (80, 828659), (104, 637430), (130, 509944), (208, 318715), (260, 254972), (520, 127486), (1040, 63743)]