55737040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16993}}^1$

素因数の和:17047

約数の個数: 40

約数和(自身を含む): 132757128

約数和(自身を除く): 77020088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 16993, 33986, 67972, 84965, 135944, 169930, 271888, 339860, 679720, 696713, 1359440, 1393426, 2786852, 3483565, 5573704, 6967130, 11147408, 13934260, 27868520, 55737040]

約数ペア:

[(1, 55737040), (2, 27868520), (4, 13934260), (5, 11147408), (8, 6967130), (10, 5573704), (16, 3483565), (20, 2786852), (40, 1393426), (41, 1359440), (80, 696713), (82, 679720), (164, 339860), (205, 271888), (328, 169930), (410, 135944), (656, 84965), (820, 67972), (1640, 33986), (3280, 16993)]