61769540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1229}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 148780800

約数和(自身を除く): 87011260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 718, 1229, 1436, 1795, 2458, 2513, 3590, 4916, 5026, 6145, 7180, 8603, 10052, 12290, 12565, 17206, 24580, 25130, 34412, 43015, 50260, 86030, 172060, 441211, 882422, 1764844, 2206055, 3088477, 4412110, 6176954, 8824220, 12353908, 15442385, 30884770, 61769540]

約数ペア:

[(1, 61769540), (2, 30884770), (4, 15442385), (5, 12353908), (7, 8824220), (10, 6176954), (14, 4412110), (20, 3088477), (28, 2206055), (35, 1764844), (70, 882422), (140, 441211), (359, 172060), (718, 86030), (1229, 50260), (1436, 43015), (1795, 34412), (2458, 25130), (2513, 24580), (3590, 17206), (4916, 12565), (5026, 12290), (6145, 10052), (7180, 8603)]