681833425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2801}}^1$

素因数の和:2938

約数の個数: 48

約数和(自身を含む): 1050682752

約数和(自身を除く): 368849327

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 107, 175, 325, 455, 535, 749, 1391, 2275, 2675, 2801, 3745, 6955, 9737, 14005, 18725, 19607, 34775, 36413, 48685, 70025, 98035, 182065, 243425, 254891, 299707, 490175, 910325, 1274455, 1498535, 2097949, 3896191, 6372275, 7492675, 10489745, 19480955, 27273337, 52448725, 97404775, 136366685, 681833425]

約数ペア:

[(1, 681833425), (5, 136366685), (7, 97404775), (13, 52448725), (25, 27273337), (35, 19480955), (65, 10489745), (91, 7492675), (107, 6372275), (175, 3896191), (325, 2097949), (455, 1498535), (535, 1274455), (749, 910325), (1391, 490175), (2275, 299707), (2675, 254891), (2801, 243425), (3745, 182065), (6955, 98035), (9737, 70025), (14005, 48685), (18725, 36413), (19607, 34775)]