82804540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45497}}^1$

素因数の和:45526

約数の個数: 48

約数和(自身を含む): 214022592

約数和(自身を除く): 131218052

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 45497, 90994, 181988, 227485, 318479, 454970, 591461, 636958, 909940, 1182922, 1273916, 1592395, 2365844, 2957305, 3184790, 4140227, 5914610, 6369580, 8280454, 11829220, 16560908, 20701135, 41402270, 82804540]

約数ペア:

[(1, 82804540), (2, 41402270), (4, 20701135), (5, 16560908), (7, 11829220), (10, 8280454), (13, 6369580), (14, 5914610), (20, 4140227), (26, 3184790), (28, 2957305), (35, 2365844), (52, 1592395), (65, 1273916), (70, 1182922), (91, 909940), (130, 636958), (140, 591461), (182, 454970), (260, 318479), (364, 227485), (455, 181988), (910, 90994), (1820, 45497)]