87541970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1433}}^1$

素因数の和:1630

約数の個数: 32

約数和(自身を含む): 162615600

約数和(自身を除く): 75073630

約数列:

[1, 2, 5, 10, 41, 82, 149, 205, 298, 410, 745, 1433, 1490, 2866, 6109, 7165, 12218, 14330, 30545, 58753, 61090, 117506, 213517, 293765, 427034, 587530, 1067585, 2135170, 8754197, 17508394, 43770985, 87541970]

約数ペア:

[(1, 87541970), (2, 43770985), (5, 17508394), (10, 8754197), (41, 2135170), (82, 1067585), (149, 587530), (205, 427034), (298, 293765), (410, 213517), (745, 117506), (1433, 61090), (1490, 58753), (2866, 30545), (6109, 14330), (7165, 12218)]