157896320

素因数分解:

$2^7\times 5^1\times {\mathrm{246713}}^1$

素因数の和:246732

約数の個数: 32

約数和(自身を含む): 377472420

約数和(自身を除く): 219576100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 246713, 493426, 986852, 1233565, 1973704, 2467130, 3947408, 4934260, 7894816, 9868520, 15789632, 19737040, 31579264, 39474080, 78948160, 157896320]

約数ペア:

[(1, 157896320), (2, 78948160), (4, 39474080), (5, 31579264), (8, 19737040), (10, 15789632), (16, 9868520), (20, 7894816), (32, 4934260), (40, 3947408), (64, 2467130), (80, 1973704), (128, 1233565), (160, 986852), (320, 493426), (640, 246713)]