1321425700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1301}}^1\times {\mathrm{1451}}^1$

素因数の和:2773

約数の個数: 72

約数和(自身を含む): 3281914944

約数和(自身を除く): 1960489244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1301, 1451, 2602, 2902, 5204, 5804, 6505, 7255, 9107, 10157, 13010, 14510, 18214, 20314, 26020, 29020, 32525, 36275, 36428, 40628, 45535, 50785, 65050, 72550, 91070, 101570, 130100, 145100, 182140, 203140, 227675, 253925, 455350, 507850, 910700, 1015700, 1887751, 3775502, 7551004, 9438755, 13214257, 18877510, 26428514, 37755020, 47193775, 52857028, 66071285, 94387550, 132142570, 188775100, 264285140, 330356425, 660712850, 1321425700]

約数ペア:

[(1, 1321425700), (2, 660712850), (4, 330356425), (5, 264285140), (7, 188775100), (10, 132142570), (14, 94387550), (20, 66071285), (25, 52857028), (28, 47193775), (35, 37755020), (50, 26428514), (70, 18877510), (100, 13214257), (140, 9438755), (175, 7551004), (350, 3775502), (700, 1887751), (1301, 1015700), (1451, 910700), (2602, 507850), (2902, 455350), (5204, 253925), (5804, 227675), (6505, 203140), (7255, 182140), (9107, 145100), (10157, 130100), (13010, 101570), (14510, 91070), (18214, 72550), (20314, 65050), (26020, 50785), (29020, 45535), (32525, 40628), (36275, 36428)]