65986480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{117833}}^1$

素因数の和:117853

約数の個数: 40

約数和(自身を含む): 175336992

約数和(自身を除く): 109350512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 117833, 235666, 471332, 589165, 824831, 942664, 1178330, 1649662, 1885328, 2356660, 3299324, 4124155, 4713320, 6598648, 8248310, 9426640, 13197296, 16496620, 32993240, 65986480]

約数ペア:

[(1, 65986480), (2, 32993240), (4, 16496620), (5, 13197296), (7, 9426640), (8, 8248310), (10, 6598648), (14, 4713320), (16, 4124155), (20, 3299324), (28, 2356660), (35, 1885328), (40, 1649662), (56, 1178330), (70, 942664), (80, 824831), (112, 589165), (140, 471332), (280, 235666), (560, 117833)]