180451856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{16369}}^1$

素因数の和:16443

約数の個数: 40

約数和(自身を含む): 383647320

約数和(自身を除く): 203195464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 16369, 32738, 65476, 130952, 212797, 261904, 425594, 851188, 867557, 1702376, 1735114, 3404752, 3470228, 6940456, 11278241, 13880912, 22556482, 45112964, 90225928, 180451856]

約数ペア:

[(1, 180451856), (2, 90225928), (4, 45112964), (8, 22556482), (13, 13880912), (16, 11278241), (26, 6940456), (52, 3470228), (53, 3404752), (104, 1735114), (106, 1702376), (208, 867557), (212, 851188), (424, 425594), (689, 261904), (848, 212797), (1378, 130952), (2756, 65476), (5512, 32738), (11024, 16369)]