51353680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{91703}}^1$

素因数の和:91723

約数の個数: 40

約数和(自身を含む): 136455552

約数和(自身を除く): 85101872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 91703, 183406, 366812, 458515, 641921, 733624, 917030, 1283842, 1467248, 1834060, 2567684, 3209605, 3668120, 5135368, 6419210, 7336240, 10270736, 12838420, 25676840, 51353680]

約数ペア:

[(1, 51353680), (2, 25676840), (4, 12838420), (5, 10270736), (7, 7336240), (8, 6419210), (10, 5135368), (14, 3668120), (16, 3209605), (20, 2567684), (28, 1834060), (35, 1467248), (40, 1283842), (56, 917030), (70, 733624), (80, 641921), (112, 458515), (140, 366812), (280, 183406), (560, 91703)]