31563130

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1259}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 28312070

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 1090, 1259, 2507, 2518, 5014, 6295, 12535, 12590, 25070, 28957, 57914, 137231, 144785, 274462, 289570, 686155, 1372310, 3156313, 6312626, 15781565, 31563130]

約数ペア:

[(1, 31563130), (2, 15781565), (5, 6312626), (10, 3156313), (23, 1372310), (46, 686155), (109, 289570), (115, 274462), (218, 144785), (230, 137231), (545, 57914), (1090, 28957), (1259, 25070), (2507, 12590), (2518, 12535), (5014, 6295)]