40373515

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 60359040

約数和(自身を除く): 19985525

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 997, 1157, 3115, 4985, 5785, 6979, 8099, 12961, 34895, 40495, 64805, 88733, 90727, 443665, 453635, 621131, 1153529, 3105655, 5767645, 8074703, 40373515]

約数ペア:

[(1, 40373515), (5, 8074703), (7, 5767645), (13, 3105655), (35, 1153529), (65, 621131), (89, 453635), (91, 443665), (445, 90727), (455, 88733), (623, 64805), (997, 40495), (1157, 34895), (3115, 12961), (4985, 8099), (5785, 6979)]