164039395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 217211904

約数和(自身を除く): 53172509

約数列:

[1, 5, 13, 65, 73, 181, 191, 365, 905, 949, 955, 2353, 2483, 4745, 11765, 12415, 13213, 13943, 34571, 66065, 69715, 171769, 172855, 181259, 449423, 858845, 906295, 2247115, 2523683, 12618415, 32807879, 164039395]

約数ペア:

[(1, 164039395), (5, 32807879), (13, 12618415), (65, 2523683), (73, 2247115), (181, 906295), (191, 858845), (365, 449423), (905, 181259), (949, 172855), (955, 171769), (2353, 69715), (2483, 66065), (4745, 34571), (11765, 13943), (12415, 13213)]