71298290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12893}}^1$

素因数の和:12986

約数の個数: 32

約数和(自身を含む): 148538880

約数和(自身を除く): 77240590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 12893, 25786, 64465, 90251, 128930, 180502, 451255, 902510, 1018547, 2037094, 5092735, 7129829, 10185470, 14259658, 35649145, 71298290]

約数ペア:

[(1, 71298290), (2, 35649145), (5, 14259658), (7, 10185470), (10, 7129829), (14, 5092735), (35, 2037094), (70, 1018547), (79, 902510), (158, 451255), (395, 180502), (553, 128930), (790, 90251), (1106, 64465), (2765, 25786), (5530, 12893)]