545451985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 720558720

約数和(自身を除く): 175106735

約数列:

[1, 5, 13, 65, 73, 139, 365, 695, 827, 949, 1807, 4135, 4745, 9035, 10147, 10751, 50735, 53755, 60371, 114953, 131911, 301855, 574765, 659555, 784823, 1494389, 3924115, 7471945, 8391569, 41957845, 109090397, 545451985]

約数ペア:

[(1, 545451985), (5, 109090397), (13, 41957845), (65, 8391569), (73, 7471945), (139, 3924115), (365, 1494389), (695, 784823), (827, 659555), (949, 574765), (1807, 301855), (4135, 131911), (4745, 114953), (9035, 60371), (10147, 53755), (10751, 50735)]