451036640

素因数分解:

$2^5\times 5^1\times {\mathrm{647}}^1\times {\mathrm{4357}}^1$

素因数の和:5019

約数の個数: 48

約数和(自身を含む): 1067465952

約数和(自身を除く): 616429312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647, 1294, 2588, 3235, 4357, 5176, 6470, 8714, 10352, 12940, 17428, 20704, 21785, 25880, 34856, 43570, 51760, 69712, 87140, 103520, 139424, 174280, 348560, 697120, 2818979, 5637958, 11275916, 14094895, 22551832, 28189790, 45103664, 56379580, 90207328, 112759160, 225518320, 451036640]

約数ペア:

[(1, 451036640), (2, 225518320), (4, 112759160), (5, 90207328), (8, 56379580), (10, 45103664), (16, 28189790), (20, 22551832), (32, 14094895), (40, 11275916), (80, 5637958), (160, 2818979), (647, 697120), (1294, 348560), (2588, 174280), (3235, 139424), (4357, 103520), (5176, 87140), (6470, 69712), (8714, 51760), (10352, 43570), (12940, 34856), (17428, 25880), (20704, 21785)]