142799990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{1061}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 264106656

約数和(自身を除く): 121306666

約数列:

[1, 2, 5, 10, 43, 86, 215, 313, 430, 626, 1061, 1565, 2122, 3130, 5305, 10610, 13459, 26918, 45623, 67295, 91246, 134590, 228115, 332093, 456230, 664186, 1660465, 3320930, 14279999, 28559998, 71399995, 142799990]

約数ペア:

[(1, 142799990), (2, 71399995), (5, 28559998), (10, 14279999), (43, 3320930), (86, 1660465), (215, 664186), (313, 456230), (430, 332093), (626, 228115), (1061, 134590), (1565, 91246), (2122, 67295), (3130, 45623), (5305, 26918), (10610, 13459)]