161103540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206543}}^1$

素因数の和:206568

約数の個数: 48

約数和(自身を含む): 485791488

約数和(自身を除く): 324687948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 206543, 413086, 619629, 826172, 1032715, 1239258, 2065430, 2478516, 2685059, 3098145, 4130860, 5370118, 6196290, 8055177, 10740236, 12392580, 13425295, 16110354, 26850590, 32220708, 40275885, 53701180, 80551770, 161103540]

約数ペア:

[(1, 161103540), (2, 80551770), (3, 53701180), (4, 40275885), (5, 32220708), (6, 26850590), (10, 16110354), (12, 13425295), (13, 12392580), (15, 10740236), (20, 8055177), (26, 6196290), (30, 5370118), (39, 4130860), (52, 3098145), (60, 2685059), (65, 2478516), (78, 2065430), (130, 1239258), (156, 1032715), (195, 826172), (260, 619629), (390, 413086), (780, 206543)]