20165935105

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1\times {\mathrm{1709}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 25157848320

約数和(自身を除く): 4991913215

約数列:

[1, 5, 43, 71, 215, 355, 773, 1709, 3053, 3865, 8545, 15265, 33239, 54883, 73487, 121339, 166195, 274415, 367435, 606695, 1321057, 2359969, 5217577, 6605285, 11799845, 26087885, 56805451, 93795047, 284027255, 468975235, 4033187021, 20165935105]

約数ペア:

[(1, 20165935105), (5, 4033187021), (43, 468975235), (71, 284027255), (215, 93795047), (355, 56805451), (773, 26087885), (1709, 11799845), (3053, 6605285), (3865, 5217577), (8545, 2359969), (15265, 1321057), (33239, 606695), (54883, 367435), (73487, 274415), (121339, 166195)]