71121040

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{10711}}^1$

素因数の和:10807

約数の個数: 40

約数和(自身を含む): 167364288

約数和(自身を除く): 96243248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 10711, 21422, 42844, 53555, 85688, 107110, 171376, 214220, 428440, 856880, 889013, 1778026, 3556052, 4445065, 7112104, 8890130, 14224208, 17780260, 35560520, 71121040]

約数ペア:

[(1, 71121040), (2, 35560520), (4, 17780260), (5, 14224208), (8, 8890130), (10, 7112104), (16, 4445065), (20, 3556052), (40, 1778026), (80, 889013), (83, 856880), (166, 428440), (332, 214220), (415, 171376), (664, 107110), (830, 85688), (1328, 53555), (1660, 42844), (3320, 21422), (6640, 10711)]