63947720

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{9241}}^1$

素因数の和:9425

約数の個数: 32

約数和(自身を含む): 144729720

約数和(自身を除く): 80782000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 9241, 18482, 36964, 46205, 73928, 92410, 184820, 369640, 1598693, 3197386, 6394772, 7993465, 12789544, 15986930, 31973860, 63947720]

約数ペア:

[(1, 63947720), (2, 31973860), (4, 15986930), (5, 12789544), (8, 7993465), (10, 6394772), (20, 3197386), (40, 1598693), (173, 369640), (346, 184820), (692, 92410), (865, 73928), (1384, 46205), (1730, 36964), (3460, 18482), (6920, 9241)]