213380320

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10501}}^1$

素因数の和:10643

約数の個数: 48

約数和(自身を含む): 508128768

約数和(自身を除く): 294748448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 10160, 10501, 20320, 21002, 42004, 52505, 84008, 105010, 168016, 210020, 336032, 420040, 840080, 1333627, 1680160, 2667254, 5334508, 6668135, 10669016, 13336270, 21338032, 26672540, 42676064, 53345080, 106690160, 213380320]

約数ペア:

[(1, 213380320), (2, 106690160), (4, 53345080), (5, 42676064), (8, 26672540), (10, 21338032), (16, 13336270), (20, 10669016), (32, 6668135), (40, 5334508), (80, 2667254), (127, 1680160), (160, 1333627), (254, 840080), (508, 420040), (635, 336032), (1016, 210020), (1270, 168016), (2032, 105010), (2540, 84008), (4064, 52505), (5080, 42004), (10160, 21002), (10501, 20320)]