40817985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 36596415

約数列:

[1, 3, 5, 13, 15, 19, 23, 39, 57, 65, 69, 95, 115, 195, 247, 285, 299, 345, 437, 479, 741, 897, 1235, 1311, 1437, 1495, 2185, 2395, 3705, 4485, 5681, 6227, 6555, 7185, 9101, 11017, 17043, 18681, 27303, 28405, 31135, 33051, 45505, 55085, 85215, 93405, 118313, 136515, 143221, 165255, 209323, 354939, 429663, 591565, 627969, 716105, 1046615, 1774695, 2148315, 2721199, 3139845, 8163597, 13605995, 40817985]

約数ペア:

[(1, 40817985), (3, 13605995), (5, 8163597), (13, 3139845), (15, 2721199), (19, 2148315), (23, 1774695), (39, 1046615), (57, 716105), (65, 627969), (69, 591565), (95, 429663), (115, 354939), (195, 209323), (247, 165255), (285, 143221), (299, 136515), (345, 118313), (437, 93405), (479, 85215), (741, 55085), (897, 45505), (1235, 33051), (1311, 31135), (1437, 28405), (1495, 27303), (2185, 18681), (2395, 17043), (3705, 11017), (4485, 9101), (5681, 7185), (6227, 6555)]