71339980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 153435744

約数和(自身を除く): 82095764

約数列:

[1, 2, 4, 5, 10, 20, 73, 131, 146, 262, 292, 365, 373, 524, 655, 730, 746, 1310, 1460, 1492, 1865, 2620, 3730, 7460, 9563, 19126, 27229, 38252, 47815, 48863, 54458, 95630, 97726, 108916, 136145, 191260, 195452, 244315, 272290, 488630, 544580, 977260, 3566999, 7133998, 14267996, 17834995, 35669990, 71339980]

約数ペア:

[(1, 71339980), (2, 35669990), (4, 17834995), (5, 14267996), (10, 7133998), (20, 3566999), (73, 977260), (131, 544580), (146, 488630), (262, 272290), (292, 244315), (365, 195452), (373, 191260), (524, 136145), (655, 108916), (730, 97726), (746, 95630), (1310, 54458), (1460, 48863), (1492, 47815), (1865, 38252), (2620, 27229), (3730, 19126), (7460, 9563)]