53965840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16453}}^1$

素因数の和:16507

約数の個数: 40

約数和(自身を含む): 128538648

約数和(自身を除く): 74572808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 16453, 32906, 65812, 82265, 131624, 164530, 263248, 329060, 658120, 674573, 1316240, 1349146, 2698292, 3372865, 5396584, 6745730, 10793168, 13491460, 26982920, 53965840]

約数ペア:

[(1, 53965840), (2, 26982920), (4, 13491460), (5, 10793168), (8, 6745730), (10, 5396584), (16, 3372865), (20, 2698292), (40, 1349146), (41, 1316240), (80, 674573), (82, 658120), (164, 329060), (205, 263248), (328, 164530), (410, 131624), (656, 82265), (820, 65812), (1640, 32906), (3280, 16453)]