65519790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16421}}^1$

素因数の和:16457

約数の個数: 64

約数和(自身を含む): 189181440

約数和(自身を除く): 123661650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 16421, 32842, 49263, 82105, 98526, 114947, 164210, 229894, 246315, 311999, 344841, 492630, 574735, 623998, 689682, 935997, 1149470, 1559995, 1724205, 1871994, 2183993, 3119990, 3448410, 4367986, 4679985, 6551979, 9359970, 10919965, 13103958, 21839930, 32759895, 65519790]

約数ペア:

[(1, 65519790), (2, 32759895), (3, 21839930), (5, 13103958), (6, 10919965), (7, 9359970), (10, 6551979), (14, 4679985), (15, 4367986), (19, 3448410), (21, 3119990), (30, 2183993), (35, 1871994), (38, 1724205), (42, 1559995), (57, 1149470), (70, 935997), (95, 689682), (105, 623998), (114, 574735), (133, 492630), (190, 344841), (210, 311999), (266, 246315), (285, 229894), (399, 164210), (570, 114947), (665, 98526), (798, 82105), (1330, 49263), (1995, 32842), (3990, 16421)]