81122950

素因数分解:

$2^1\times 5^2\times {\mathrm{541}}^1\times {\mathrm{2999}}^1$

素因数の和:3552

約数の個数: 24

約数和(自身を含む): 151218000

約数和(自身を除く): 70095050

約数列:

[1, 2, 5, 10, 25, 50, 541, 1082, 2705, 2999, 5410, 5998, 13525, 14995, 27050, 29990, 74975, 149950, 1622459, 3244918, 8112295, 16224590, 40561475, 81122950]

約数ペア:

[(1, 81122950), (2, 40561475), (5, 16224590), (10, 8112295), (25, 3244918), (50, 1622459), (541, 149950), (1082, 74975), (2705, 29990), (2999, 27050), (5410, 14995), (5998, 13525)]