257690170

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{4007}}^1$

素因数の和:4182

約数の個数: 32

約数和(自身を含む): 476150400

約数和(自身を除く): 218460230

約数列:

[1, 2, 5, 10, 59, 109, 118, 218, 295, 545, 590, 1090, 4007, 6431, 8014, 12862, 20035, 32155, 40070, 64310, 236413, 436763, 472826, 873526, 1182065, 2183815, 2364130, 4367630, 25769017, 51538034, 128845085, 257690170]

約数ペア:

[(1, 257690170), (2, 128845085), (5, 51538034), (10, 25769017), (59, 4367630), (109, 2364130), (118, 2183815), (218, 1182065), (295, 873526), (545, 472826), (590, 436763), (1090, 236413), (4007, 64310), (6431, 40070), (8014, 32155), (12862, 20035)]