291265130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{8329}}^1$

素因数の和:8618

約数の個数: 32

約数和(自身を含む): 566773200

約数和(自身を除く): 275508070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 269, 538, 1345, 2690, 3497, 6994, 8329, 16658, 17485, 34970, 41645, 83290, 108277, 216554, 541385, 1082770, 2240501, 4481002, 11202505, 22405010, 29126513, 58253026, 145632565, 291265130]

約数ペア:

[(1, 291265130), (2, 145632565), (5, 58253026), (10, 29126513), (13, 22405010), (26, 11202505), (65, 4481002), (130, 2240501), (269, 1082770), (538, 541385), (1345, 216554), (2690, 108277), (3497, 83290), (6994, 41645), (8329, 34970), (16658, 17485)]