81475228

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{2897}}^1$

素因数の和:3069

約数の個数: 24

約数和(自身を含む): 146059200

約数和(自身を除く): 64583972

約数列:

[1, 2, 4, 79, 89, 158, 178, 316, 356, 2897, 5794, 7031, 11588, 14062, 28124, 228863, 257833, 457726, 515666, 915452, 1031332, 20368807, 40737614, 81475228]

約数ペア:

[(1, 81475228), (2, 40737614), (4, 20368807), (79, 1031332), (89, 915452), (158, 515666), (178, 457726), (316, 257833), (356, 228863), (2897, 28124), (5794, 14062), (7031, 11588)]