45720815

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{42139}}^1$

素因数の和:42182

約数の個数: 16

約数和(自身を含む): 64727040

約数和(自身を除く): 19006225

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 42139, 210695, 294973, 1306309, 1474865, 6531545, 9144163, 45720815]

約数ペア:

[(1, 45720815), (5, 9144163), (7, 6531545), (31, 1474865), (35, 1306309), (155, 294973), (217, 210695), (1085, 42139)]