81471970

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{953}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 150014592

約数和(自身を除く): 68542622

約数列:

[1, 2, 5, 10, 83, 103, 166, 206, 415, 515, 830, 953, 1030, 1906, 4765, 8549, 9530, 17098, 42745, 79099, 85490, 98159, 158198, 196318, 395495, 490795, 790990, 981590, 8147197, 16294394, 40735985, 81471970]

約数ペア:

[(1, 81471970), (2, 40735985), (5, 16294394), (10, 8147197), (83, 981590), (103, 790990), (166, 490795), (206, 395495), (415, 196318), (515, 158198), (830, 98159), (953, 85490), (1030, 79099), (1906, 42745), (4765, 17098), (8549, 9530)]