77713720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{277549}}^1$

素因数の和:277567

約数の個数: 32

約数和(自身を含む): 199836000

約数和(自身を除く): 122122280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 277549, 555098, 1110196, 1387745, 1942843, 2220392, 2775490, 3885686, 5550980, 7771372, 9714215, 11101960, 15542744, 19428430, 38856860, 77713720]

約数ペア:

[(1, 77713720), (2, 38856860), (4, 19428430), (5, 15542744), (7, 11101960), (8, 9714215), (10, 7771372), (14, 5550980), (20, 3885686), (28, 2775490), (35, 2220392), (40, 1942843), (56, 1387745), (70, 1110196), (140, 555098), (280, 277549)]