25158560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3209}}^1$

素因数の和:3238

約数の個数: 72

約数和(自身を含む): 69162660

約数和(自身を除く): 44004100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3209, 3920, 6418, 7840, 12836, 16045, 22463, 25672, 32090, 44926, 51344, 64180, 89852, 102688, 112315, 128360, 157241, 179704, 224630, 256720, 314482, 359408, 449260, 513440, 628964, 718816, 786205, 898520, 1257928, 1572410, 1797040, 2515856, 3144820, 3594080, 5031712, 6289640, 12579280, 25158560]

約数ペア:

[(1, 25158560), (2, 12579280), (4, 6289640), (5, 5031712), (7, 3594080), (8, 3144820), (10, 2515856), (14, 1797040), (16, 1572410), (20, 1257928), (28, 898520), (32, 786205), (35, 718816), (40, 628964), (49, 513440), (56, 449260), (70, 359408), (80, 314482), (98, 256720), (112, 224630), (140, 179704), (160, 157241), (196, 128360), (224, 112315), (245, 102688), (280, 89852), (392, 64180), (490, 51344), (560, 44926), (784, 32090), (980, 25672), (1120, 22463), (1568, 16045), (1960, 12836), (3209, 7840), (3920, 6418)]