161201475

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{3023}}^1$

素因数の和:3121

約数の個数: 48

約数和(自身を含む): 299980800

約数和(自身を除く): 138779325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 395, 675, 711, 1185, 1975, 2133, 3023, 3555, 5925, 9069, 10665, 15115, 17775, 27207, 45345, 53325, 75575, 81621, 136035, 226725, 238817, 408105, 680175, 716451, 1194085, 2040525, 2149353, 3582255, 5970425, 6448059, 10746765, 17911275, 32240295, 53733825, 161201475]

約数ペア:

[(1, 161201475), (3, 53733825), (5, 32240295), (9, 17911275), (15, 10746765), (25, 6448059), (27, 5970425), (45, 3582255), (75, 2149353), (79, 2040525), (135, 1194085), (225, 716451), (237, 680175), (395, 408105), (675, 238817), (711, 226725), (1185, 136035), (1975, 81621), (2133, 75575), (3023, 53325), (3555, 45345), (5925, 27207), (9069, 17775), (10665, 15115)]