201251680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{179689}}^1$

素因数の和:179711

約数の個数: 48

約数和(自身を含む): 543382560

約数和(自身を除く): 342130880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 179689, 359378, 718756, 898445, 1257823, 1437512, 1796890, 2515646, 2875024, 3593780, 5031292, 5750048, 6289115, 7187560, 10062584, 12578230, 14375120, 20125168, 25156460, 28750240, 40250336, 50312920, 100625840, 201251680]

約数ペア:

[(1, 201251680), (2, 100625840), (4, 50312920), (5, 40250336), (7, 28750240), (8, 25156460), (10, 20125168), (14, 14375120), (16, 12578230), (20, 10062584), (28, 7187560), (32, 6289115), (35, 5750048), (40, 5031292), (56, 3593780), (70, 2875024), (80, 2515646), (112, 1796890), (140, 1437512), (160, 1257823), (224, 898445), (280, 718756), (560, 359378), (1120, 179689)]