66753040

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2683}}^1$

素因数の和:3007

約数の個数: 40

約数和(自身を含む): 155757888

約数和(自身を除く): 89004848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 2683, 3110, 4976, 5366, 6220, 10732, 12440, 13415, 21464, 24880, 26830, 42928, 53660, 107320, 214640, 834413, 1668826, 3337652, 4172065, 6675304, 8344130, 13350608, 16688260, 33376520, 66753040]

約数ペア:

[(1, 66753040), (2, 33376520), (4, 16688260), (5, 13350608), (8, 8344130), (10, 6675304), (16, 4172065), (20, 3337652), (40, 1668826), (80, 834413), (311, 214640), (622, 107320), (1244, 53660), (1555, 42928), (2488, 26830), (2683, 24880), (3110, 21464), (4976, 13415), (5366, 12440), (6220, 10732)]