1279685504

素因数分解:

$2^7\times {\mathrm{43}}^2\times {\mathrm{5407}}^1$

素因数の和:5507

約数の個数: 48

約数和(自身を含む): 2610522720

約数和(自身を除く): 1330837216

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 1849, 2752, 3698, 5407, 5504, 7396, 10814, 14792, 21628, 29584, 43256, 59168, 86512, 118336, 173024, 232501, 236672, 346048, 465002, 692096, 930004, 1860008, 3720016, 7440032, 9997543, 14880064, 19995086, 29760128, 39990172, 79980344, 159960688, 319921376, 639842752, 1279685504]

約数ペア:

[(1, 1279685504), (2, 639842752), (4, 319921376), (8, 159960688), (16, 79980344), (32, 39990172), (43, 29760128), (64, 19995086), (86, 14880064), (128, 9997543), (172, 7440032), (344, 3720016), (688, 1860008), (1376, 930004), (1849, 692096), (2752, 465002), (3698, 346048), (5407, 236672), (5504, 232501), (7396, 173024), (10814, 118336), (14792, 86512), (21628, 59168), (29584, 43256)]