40836145

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 58853376

約数和(自身を除く): 18017231

約数列:

[1, 5, 7, 31, 35, 61, 155, 217, 305, 427, 617, 1085, 1891, 2135, 3085, 4319, 9455, 13237, 19127, 21595, 37637, 66185, 95635, 133889, 188185, 263459, 669445, 1166747, 1317295, 5833735, 8167229, 40836145]

約数ペア:

[(1, 40836145), (5, 8167229), (7, 5833735), (31, 1317295), (35, 1166747), (61, 669445), (155, 263459), (217, 188185), (305, 133889), (427, 95635), (617, 66185), (1085, 37637), (1891, 21595), (2135, 19127), (3085, 13237), (4319, 9455)]